Transcript for Father-Son Text Messages May Offer Clues to Missing Connecticut Couple
Because usually rob and I go. We got Now your storm team 5 forecast with meteorologist with the investigation into the disappearance of his parents. Five days after the couple was last seen in Easton, Connecticut, August 4th, their truck found abandoned be I the side of the highway. At the time, police didn't have any leads. State police, again R processing the truck for any and every piece of evidence that could help point us in a direction. Reporter: But now, newly released court documents reveal a series of suspicious text messages allegely between father and son. According to the documents Jeffery texting his son, did you hurt mom? Kyle responding, no, absolutely not why would you think? His dad adding, I go home and get framed for murder. Few minutes later, Jeffery texted, you're setting me up. They raided Kyle's home and seized two firearms, ammunition. Also allegedly in the home a reseat from Home Depot from the day after his parents' disappearance. It shows the purchase of bleach, stain remover and cleanup bags. You don't think it would happen in your neighborhood. Reporter: As of now, Kyle knavin hasn't entered a plea. For "Good morning America," Linzie Janis, ABC news, new York.
This transcript has been automatically generated and may not be 100% accurate.