People to stay ukrainian or join with russia. They plan a referendum next weekend. Crimea was annexed by russia in march. Prime ministers and diplomats are calling for calm and an end to the fight. Officials of ukraine say theyre out of power to stop the uprising. Russian leaders say theyre not supporting it. Odes odessa, dozens of people locked up for fighting against riot police and today crowds of supporters stormed the jail and forced police to set them free. Cnns phil black is there. Reporter we have seen a lot of anger on the streets of this city since that fire and those clashes on friday. Claimed so many lives, a big crowd gathered outside the Police Station, most were happy to stand in the rain and scream, demanding the freedom of the 60plus people held inside. Prohch rurian activists arrested after those street clashes but some were determined to stage a breakout. They attacked the building breaking windows, security cameras, trying to get through doors, whatever they could.