>> the situation suddenly looked much worse than detective david maurer had thought.an to the station and called his partner and long-time friend, darryn sedlack. >> he said, can you get in here, something is going on. i'm not sure what but shappell just stole morgan's truck and fled and we can't find him. >> we had no idea it was going to turn out the way that it did. >> their first priority was to find steve shappell, who was now on the lam. they tried tracking his cell which was in the truck, but it was turned off. but morgan's phone was in there and it was turned on. she gave detectives permission to track it. >> so we focused all of our efforts on morgan's telephone. >> meanwhile, morgan was downstairs in the interview room as detectives tried to find out what steve was running from. >> do you think maybe steve hurt kevin? >> i don't know, but by his reaction today -- >> he takes your truck without your permission and in my terms flees the scene. >> absolutely. >> although morgan had previously denied the affair with steve, the much-younger landscaper, she was no