Rebel fighters run for cover in front of an antiaircraft gun during an air strike in Ras Lanuf March 7, 2011.
Major Libyan oil ports Ras Lanuf and Brega in the east of the country are closed as violence in the area has hampered operations at the terminals, shipping sources said on Monday. REUTERS/Goran Tomasevic (LIBYA - Tags: POLITICS CIVIL UNREST)