White House authorizes up to 450 additional troops in Iraq

President Barack Obama's administration is planning to train Sunni tribes' fighters as part of its move to send up to 450 additional U.S. forces to Iraq, the White House said Wednesday.

The United States is also sending weapons to Sunni tribes, as well as the Kurdish Peshmerga fighters, who are operating under Iraqi command, in order to fight the Islamic State in Iraq and Syria