washington. this is very serious. they re not telling us where these jets were scrambled from but you know it is serious when they scramble two aircraft to bring in a civilian passenger jet. reporter: yeah. the two f-15s for scrambled about 40 minutes before this plane landed in bangor. there are a couple nearby bases that could do that, but norad confirmed they did use two f-15s to accompany this plane, which is a boeing 767. us airways flight 787 onto the ground in bangor, maine. buses look like they could be there for deplaining those 179 passengers. y you mentioned the tsa did say they had reports of a passenger exhibiting suspicious behavior on the flight. out of an abundance of caution, it was diverted. we know from local law enforcement that the fbi is the lead agency on this issue right now. we still don t know what happened on board the plane. there are a couple obviously different scenarios. i should point out if this is interfering with the flight crew, that is a