Mosul Operation Advancing 'More Quickly' Than Expected, Iraqi Prime Minister Says

Fight to Retake Mosul From ISIS Begins

Iraqi and U.S. forces on the verge of liberating Mosul

Mountainside Monastery a Sanctuary from the Battle for Mosul Below

Tightening the ISIS Noose in Mosul

Iraqi Offensive Battle for Mosul Begins

Exclusive: Mosul, Iraq is facing several challenges post-ISIS

Iraqi soldier from Mosul reunited with mother fleeing Isis after chance encounter on bus

2,000 ISIS fighters killed in Mosul, U.S. commander says