and there was my niece. and my heart fell. reporter: family members say her body was found near the yard of one of the friends she was supposed to have gone skating with. they feel her friends betrayed her. it s the way she left her and the way her body was found, in the backyard, with trash along trash all around her body, like someone was trying to hide the body. we still have a couple of questions regarding this incident. and most importantly is the gun. how did this gun get in the home? whose gun was it? why wasn t it secured? and how does it end up in the hands of a 12- and 13-year-old child? reporter: that 12- and 13- year-old child are now being booked at juvenile detention, where they face charges of involuntary manslaughter. detectives work through the night on this case, trying to piece this altogether. culminated today with the lengthy interviews of those two 12-year-olds 13-year-old boys. back to you. derek, thank you. we ll have more on this story com