mu still at work in yemen. he trained other bomb makers. >> we are going for you barack obama! >> reporter: and now thousands of westerners with passengers enabling easy travel have joined jihadists in syria and africa. those fighters are potential operatives who could be used to carry airplane bombs to america. there is no intelligence right now that terrorists are targeting any domestic flights so for now there are no security changes planned at airports inside the u.s. >> pelley: bob orr in washington, bob, thanks very much. as bob mentioned, this security threat is growing from the chaos in syria and iraq. thday as iraq continued to be dismembered the iraqi parliament announced it will be at least five more weeks before it can even attempt to form a new government. their enemy isn't waiting. abu bakr al baghdadi announced on friday that he is the leader of a new islamic state after his forces conquered part of syria and about a third of iraq.