Rebel fighters chat at a checkpoint between Tarhouna and Bani Walid, Libya, on Tuesday, Sept. 6, 2011. Col. Moammar Gadhafi is determined to fight his way back to power, the toppled dictator's spokesman said Tuesday, but a large convoy of his soldiers apparently has deserted, crossing the Libyan desert into neighboring Niger. (AP Photo/Alexandre Meneghini)

Photo by: Alexandre Meneghini

Rebel fighters chat at a checkpoint between Tarhouna and Bani Walid, Libya, on Tuesday, Sept. 6, 2011. Col. Moammar Gadhafi is determined to fight his way back to power, the toppled dictator's spokesman said Tuesday, but a large convoy of his soldiers apparently has deserted, crossing the Libyan desert into neighboring Niger. (AP Photo/Alexandre Meneghini)