U.S. cites "heightened threat"; 9 killed in Afghan airport bomb

KABUL (Reuters) - A suicide car bomber killed nine people in an attack on a military airport in eastern Afghanistan on Monday, officials said, the latest bloodshed since copies of the Koran were burned at a NATO base last week. There was no official indication the explosion at the gates of Jalalabad airport was linked to the deadly protests, but the Taliban claimed responsibility for the attack as "revenge" for the Koran burnings. ...