way to turkey and syria. he got training in guns and explosives and combat. he came back in june days after his brother was killed fighting for nusra in syria. the fbi says mohamud told a friend that a cleric told him to come home to plot a terrorist attack. he talked about killing police and military execution-style. happening now, air strikes by the u.s.-led coalition helping contain an isis advance in the city of ramadi. tens of thousands of people are fleeing the battle. a senior official in anbar province says the air strikes are cutting off the isis resupply routes but the officials defending ramadi needs more weapons. we have ivan watson following the developments for us. >> reporter: good morning, john. iraqi security forces barely