Libyans attend Friday prayers in Benghazi April 1, 2011. Muammar Gaddafi's forces stormed the western rebel outpost of Misrata with tanks and artillery on Friday, a rebel spokesman said, while insurgents marshalled defences in their eastern heartland. A rebel leader speaking after talks with a U.N. envoy in Benghazi offered a ceasefire on condition Gaddafi left Libya and his forces withdrew from cities now under government control. REUTERS/Esam al-Fetori (LIBYA - Tags: POLITICS CIVIL UNREST)