The White House is promising to deal with Russia's decision to expel dozens of American diplomats.
Russia is kicking out 60 US personnel and shutting down the US consulate in St. Petersburg.
The move come after Washington and its European allies expelled dozens of Russian spies in response to a nerve agent attack in Britain.
US correspondent Steve Mort says a White House statement describes the latest action by Moscow as marking a further deterioration in the relationship between the two countries.
IN: "The big…
OUT: … against Russia"
DUR: 47 seconds
CLIP: http://www.fsnradionews.com/feeds/0329Russia-Mort1.mp3
ALT: US correspondent Steve Mort says Washington is unlikely to respond immediately.
IN: "Washington saying…
OUT: … of action"
DUR: 29 seconds
CLIP: http://www.fsnradionews.com/feeds/0329Russia-Mort2.mp3