Ian Diaz and his then-wife created a fake profile in the ex-girlfriend's name and posted ads on Craigslist inviting users to engage in a "rape fantasy" with the wife.
Caleb Whisnand, 32, reported the baby missing from a gas station. However, investigators found that he placed the call minutes before the baby was last seen on surveillance cameras.
Crouch was found beaten and strangled in her attic beside her 11-month-old daughter on Tuesday morning, while her husband remained handcuffed to a bed post in another room.