Events in Ukraine

Pro-Russia protesters storm the governor's business premises in Donetsk, eastern Ukraine, May 3, 2014.

Pro-Russia protesters storm the governor's business premises in Donetsk, Ukraine, May 3, 2014.

Pro-Russian protesters gather to honor fallen comrades during fighting with pro-Ukrainian activists in Odessa on Friday, at the barricades in front of the administration building in Donetsk, Ukraine, May 3, 2014.

Russia's presidential human rights ombudsman Vladimir Lukin watches as foreign military observers hug each other following their release in Slovyansk, eastern Ukraine, May 3, 2014.

Smoke billows from burning tires at a pro-Russian checkpoint with a Donetsk republic flag following an attack by Ukrainian troops in Kramatorsk, Ukraine, May 3, 2014.

A protester walks past a burning pro-Russian tent camp near the trade union building in Odessa, Ukraine, May 2, 2014.

An injured pro-Russian activist looks on during clashes with supporters of the Kyiv government in the streets of Odessa, Ukriane, May 2, 2014.

People wait to be rescued on upper levels of a trade union building in Odessa, Ukraine, May 2, 2014.

A pro-Russian separatist guards a checkpoint as tires burn in front of him, near the town of Slovyansk, Ukraine, May 2, 2014.

Pro-Russian gunmen listen to instructions from their commander (center) behind barricades in Slovyansk, May 2, 2014.

A pro-Russian rebel aims his rifle at a checkpoint near a Ukrainian airbase in Kramatorsk, eastern Ukraine, May 2, 2014.