Two children embrace as people gather and board a bus at the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia’s embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
A security guard peeks out the door as Russian police officers guard the entrance, at the U.S. consulate in St.Petersburg, Russia, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and said it was closing a U.S. consulate in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain, a tit-for-tat response that intensified the Kremlin's rupture with the United States and Europe. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
The British Embassy building, foreground, with the Russian Foreign Ministry building, background right, in Moscow, Russia, Friday, March 30, 2018. The Russian Foreign Ministry said Friday it has ordered Britain to reduce the number of its diplomats in Moscow to the level that Russia has in London, escalating a diplomatic war with the West over the poisoning of an ex-Russian spy in Britain. (AP Photo/Alexander Zemlianichenko) Alexander Zemlianichenko
A consulate employee lifts up the U.S. flag at the U.S. consulate in St.Petersburg, Russia, Saturday, March 31, 2018. The flag was flown at half-mast to mourn victims of Kemerovo fire killing 64 people. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and said it was closing a U.S. consulate in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain, a tit-for-tat response that intensified the Kremlin's rupture with the United States and Europe. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
Men carry boxes and packs out from the U.S. consulate as a Russian police officer guards the entrance, in St.Petersburg, Russia, Friday, March 30, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and said it was closing a U.S. consulate in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain, a tit-for-tat response that intensified the Kremlin's rupture with the United States and Europe. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
A security guard carries packs out from the U.S. consulate in St.Petersburg, Russia, Friday, March 30, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and said it was closing a U.S. consulate in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain, a tit-for-tat response that intensified the Kremlin's rupture with the United States and Europe. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
The U.S. flag flies at half-staff to mourn victims of the Kemerovo fire killing 64 people, outside the U.S. consulate in St.Petersburg, Russia, Friday, March 30, 2018, with the rising moon in the background. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and said it was closing a U.S. consulate in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain, a tit-for-tat response that intensified the Kremlin's rupture with the United States and Europe. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
A woman seated behind the bus driver wipes her eye as she and other passengers leave the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia's embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
People gather around departing vehicles at the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia's embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
People walk down the driveway from the Russian Embassy in Washington, Saturday, March 31, 2018, after a bus and other vehicles departed . A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia's embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
A bus and other vehicles drive from the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia's embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
People gather as a bus and other vehicles are loaded at the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia's embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
Bus passengers hold up a Russian flag as they leave the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia's embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
Vehicles leave the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia’s embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
People gather to board vehicles at the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia’s embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
Vehicles leave the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia’s embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
People gather and board a bus at the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia’s embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
A woman takes a group photograph as people gather and board a bus at the Russian Embassy in Washington, Saturday, March 31, 2018. A group of Russian diplomats, who earlier in the week were ordered by the US Administration to leave the country, and their families have left Russia’s embassy and will fly to Moscow. (AP Photo/Carolyn Kaster) Carolyn Kaster
Military cadets walk past the U.S. consulate in St.Petersburg, Russia, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and said it was closing a U.S. consulate in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain, a tit-for-tat response that intensified the Kremlin's rupture with the United States and Europe. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
Thomas Leary, the U.S. Consul General in St.Petersburg speaks as goods are loaded onto a truck outside the U.S. consulate in St.Petersburg, Russia, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and ordered the closing of the U.S. consulate in St. Petersburg by Saturday evening in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
Thomas Leary, the U.S. Consul General in St.Petersburg, 2nd right, observes as goods are loaded onto a truck outside the U.S. consulate in St.Petersburg, Russia, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and ordered the closing of the U.S. consulate in St. Petersburg by Saturday evening in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
Consulate employees remove the U.S flag at the U.S. consulate in St.Petersburg, Russia, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and said it was closing a U.S. consulate in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain, a tit-for-tat response that intensified the Kremlin's rupture with the United States and Europe. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
Thomas Leary, the U.S. Consul General in St.Petersburg, centre, observes as goods are loaded onto a truck outside the U.S. consulate in St.Petersburg, Russia, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and ordered the closing of the U.S. consulate in St. Petersburg by Saturday evening in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain. AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
Goods are loaded onto a truck outside the U.S. consulate as a Russian police officer guards the entrance in St.Petersburg, Russia, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and ordered the closing of the U.S. consulate in St. Petersburg by Saturday evening in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky
Thomas Leary, the U.S. Consul General in St.Petersburg, centre, loads a sack onto a truck at the U.S. consulate as a Russian police officer guards the entrance, Saturday, March 31, 2018. Russia announced the expulsion of more than 150 diplomats, including 60 Americans, on Thursday and ordered the closing of the U.S. consulate in St. Petersburg by Saturday evening in retaliation for the wave of Western expulsions of Russian diplomats over the poisoning of an ex-spy and his daughter in Britain. (AP Photo/Dmitri Lovetsky) Dmitri Lovetsky