Military alliance NATO said on April 16 it had decided on a series of immediate steps to reinforce its forces in eastern Europe because of the Ukraine crisis. “You will see deployments at sea, in the air, on land to take place immediately, that means within days,” NATO Secretary-General Anders Fogh Rasmussen told a news conference after the decisions were taken by NATO ambassadors.
СNN: Pro-Russian freeze Ukrainian army operation in Kramatorsk

Ukrainian paratroopers are surrounded by pro-Russsian activists in Donetsk Oblast's Kramatorsk on April 16.