Near Wishka. Libya. 30th August 2011\nRebels attack Gadaffi forces after an ambush in the desert 120 kms west of Sirt. Rebels and loyalist troops have been patrolling a vast stretch of no-mans land on the approach to Sirt as rebel forces muster their fighters for an assault on the town. Rebel leadership has given loyalsit troops a deadline until Saturday to surrender Sirt or else face attack.