. >> reporter: the plan to massacre innocent victims in a movie was unfolding flaw lessly. james holmes fired over and over again with an assault rifle. sources tell abc news the smith & wesson high-powered weapon jammed. it could have been worse. holmes was probably squeezing the trigger so quickly, the magazine malfunctioned. he was ready for war. the pistol police recovered in the theater had an extended, 40-round clip. police are urgently seeking a motive. they may have got an critical break in the case. a commuter was recovered from the suspect's booby trapped apartment. the police discovered a variety of batman paraphernalia inclu including a poster and a mask from the comic book series. many of my sources seem stunned at the suspect's cold-blood fury. >> we'll have much more about the tragedy from colorado later in today's broadcast. >> including the victims and more from the individualle held for all of them last night. >> a story that's been developing overnight, 11 people died after their pickup truck clammed into two trees. 23 people including children were packe