People gather in front of Ukrainian Interior Ministry security forces who had formed a cordon outside a city police station in the Black Sea port of Odessa on May 4, 2014.
Pro-Russian supporters clash with Ukrainian policemen during a rally demanding the release pro-Russian supporters arrested during deadly clashes on Friday.
A pro-Russian supporter brakes the glass of a door to the Odessa police department.
A man cries after being released from a local police station.
A man is greeted by supporters after being released from the local police station. Odessa police said 30 activists had been released.