Medics carry a wounded revolutionary fighter to a field hospital in Sirte, Libya, on Saturday, Sept. 24, 2011. Backed by rockets and heavy artillery, hundreds of Libyan revolutionary fighters pushed into the city, Col. Moammar Gadhafi's hometown, from the west in the first significant assault in about a week. (AP Photo/Gaia Anderson)

Photo by: Gaia Anderson

Medics carry a wounded revolutionary fighter to a field hospital in Sirte, Libya, on Saturday, Sept. 24, 2011. Backed by rockets and heavy artillery, hundreds of Libyan revolutionary fighters pushed into the city, Col. Moammar Gadhafi's hometown, from the west in the first significant assault in about a week. (AP Photo/Gaia Anderson)