. >> on that day, heath and his friend skyler watty were inside the house playing video games, waitingriven to heath's birthday celebration. >> did you see anything different or out of the ordinary or anybody walking around? anybody come up to the door? anything that you can think of? >> i don't know. >> the detective also interviewed skyler watty, who said right before leaving for the party, tom sent the two boys outside to go start up the truck. >> he said he'll be out there in a little bit. >> okay. >> so i don't know what he was doing in there, taking a shower or what. >> like heath, skyler couldn't recall anything unusual about that day either. and then suddenly -- >> when we were outside across the barns, there was, like, a big crash, like, way in the back of the house. >> what did it sound like? >> it sounded like breaking glass and a bunch of things falling. like things just -- >> it was a loud sound? >> yeah. >> detective carbon showed skyler a drawing of the foley farm and asked skyler to place an "x" where he believed the sound originated. >> like somewhere around here. >> s