U.S., Pakistan Trade Fire at Afghan Border

Pakistan is supposed to be an important and trusted ally fighting a common enemy, but for a brief time today, U.S. and Pakistani troops exchanged fire in an incident that began with Pakistani forces firing at two U.S. helicopters they claim had entered Pakistani airspace. There are no reports of any injuries. Senior U.S. officials say it all started as U.S. helicopters were providing cover for U.S. and Afghan troops patrolling along the Pakistan border in Afghanistan's Khowst province. The... Full Story