ພາບຫຼ້າສຸດ ຈາກ ຢູເຄຣນ

Pro-Russian demonstrators clash with riot police during a protest rally in Donetsk, Ukraine, March 6, 2014.

Pro-Russian demonstrators clash with riot police during a protest rally in Donetsk, Ukraine, March 6, 2014.

A Ukrainian serviceman stands guard at a Ukrainian military base as a uniformed man, believed to be a Russian serviceman, walks nearby in Perevalnoye outside Simferopol, March 6, 2014.

Uniformed men, believed to be Russian servicemen, walk in formation near a Ukrainian military base in Perevalnoye, outside Simferopol, March 6, 2014.