especially aggravated kidnapping. the arrest warrants say teresa mayes helped her ex-husband by, quote, driving the vehicle that contained the victims from the bain family home in tennessee to the mayes' trailer home in mississippi where the two bodies were found. court documents charge mayes and his wife teresa with first-degree murder and aggravated kidnapping. his wife teresa is now behind bars, and police say she has confessed saying mayes killed jo ann in the bains' whiteville, tennessee, garage and adrienne inside the house. the fbi tells abc news mayes' motives are still unclear. authorities tell us they are giving those little girls lots of hugs this morning. there's no telling what they've been through. their mother and their sister are dead. they are recovering, and, thankfully, this manhunt is now over. yunji de nies, abc news, guntown, mississippi. >> apparently they are saying he believed those two girls were his children. >> so maybe is that the theory why he didn't kill them but did