Latest News Wires Insurgents hold off Iraqi army in Tikrit, declare caliphate

Militant Sunni insurgents fought off Iraqi military forces in Tikrit and issued an international call for allegiance, Sunday.

Iraq's army sent tanks and armored vehicles to try to dislodge insurgents from the northern city of Tikrit on Sunday, the second day of a pushback against a Sunni militant takeover of large stretches of Iraq.