A Pakistan air force fighter jet crashed Sunday in mountains southwest of the capital during a routine training flight, an official said. No information on whether the pilot survived the crash was immediately available. The French-made Mirage jet went down near Mianwali, a town about 230 kilometers (140 miles) southwest of Islamabad, an official at a nearby air force base said . Rescuers were searching for the pilot and the wreckage in the mountains near Mianwali, The Associated Press reported.