Investigators are combing through wreckage at Bangor International Airport after a small jet crashed on the runway Sunday night as it tried to take off. >> We have a passenger aircraft upside down. >> Three crew and possibly five passengers.>> It happened just before 8:00 p. m. involving a small business jet.The FAA confirms it was a Bombardier Challenger 600 with eight people on board. Authorities though are not commenting on any fatalities or injuries. There's an active scene going on right now and we're ...