Another red flag for police was Kristen Trickle's phone alarm that kept going off at the scene that morning. Burkholder remembers silencing it. "She had set an alarm to get up, to get ready for ...

And there was something else. Det. JB Burkholder: When I got there, I remember an alarm going off. Kristen Trickle's cellphone alarm is heard repeatedly on audio recorded by first responders.