An Anti-Gaddafi fighter watches as a multiple rocket launcher is fired near Sirte, one of Muammar Gaddafi's last remaining strongholds, September 24, 2011. Libyan provisional government forces backed by NATO warplanes swarmed into the city of Sirte on Saturday but weathered heavy sniper fire as they tried to win control of one of deposed leader Muammar Gaddafi's last bastions of support. REUTERS