Afghan security forces will be able to handle their own security, including threats from terrorist pockets camped out in safe havens in Pakistan, following the U.S. military's withdrawal in 2014, a Pentagon official said today. Speaking at a lunch with reporters, the official said Afghan security forces are improving, exceeding their own expectations and those of the U.S. military -- and drawing notice from Pakistan. However, the official said, the situation in Afghanistan remains fluid and things could change --...