AJDABIYAH, LYBIA - MARCH 31: (CHINA OUT,FRANCE OUT) Rebels fight at the front line on the road between Ajdabiyah and Brega as forces loyal to Muammar Gaddafi threatened to push them further away from strategic oil refineries on March 31, 2011 in eastern Libya. Rebels massed outside Brega on Thursday said their forces were still fighting Muammar Gaddafi's troops for control of the east Libyan oil town.  (Photo by XINHUA/Gamma-Rapho via Getty Images)