it was thaddeus brandishing a gun. so that must have really heightened -- >> oh, the video was -- >> -- your suspicion. >> huge. i was positive at that point. >> he did it. and heather wasn't the only one pointing the finger at thaddeus. halee's friends knew that she'd gone to see the baby's mom jordan the night she died. >> there's these messages the night she was murdered, where she was messaging back and forth with jordan, "hey, i'm gonna go pick up my wallet from your house" late at night the night she was killed. so then that was the theory, she wept, she told jordan, thaddeus killed her over it. >> investigators decided it was time to find out what thaddeus and jordan knew. thaddeus refused to talk to them. but jordan did. >> we did interview thaddeus'girlfriend. she was -- she said they were home together all night at thaddeus'brother's house. we checked out the surveillance video from that neighborhood. we were able to see halee come into the neighborhood when she was there to get her wallet, and we saw halee l

of porters affinity for the united states balloon corps in the aeronautics corps led by professor thaddeus lowe. porter would go up daily. sometimes twice a day in those balloons several hundred feet above union lines sketch out confederate positions watch confederate troop movements and things like that and one morning on april 11th. 1862. porter decided to get up early and to send in one of those balloons by himself. he wakes up gets into the balloon. he begins getting the process of getting the balloon ready the balloon starts ascending and all the sudden porter feels a quick tug as he's standing in the basket and then that tug disappears entirely important just realizes that the tether that had tethered that balloon to the ground had snapped. and porter begins ascending very very rapidly hundreds ultimately up to an altitude of about 1,000 feet above him as he is ascending very quickly. he is yelling down to the men below him in the camp and they are yelling at him to grab the valve to put more air into that balloon or helium. rather. i don't know how hard or balloons work. i'm his sto