and they found what seemed like a similar m.o. in becky s house next door. the master bedroom in that residence had been ransacked. so both houses had been tossed. both houses. reporter: becky s most valuable necklace and rings, gone. and as edmunds kept examining that grisly scene in the parsons garage, he determined how the burglar had assaulted kay, with a hammer, found underneath the car, and a baseball bat. so the way the weapons the appeared just describe a horrendous attack? yes, it appeared that this this hammer, you know, was used in in. there was so much blood, it it slipped outta the attacker s hand. and, you know, the baseball bat, which we were able to determine belonged at that house, was was a weapon of opportunity after he lost the first weapon. reporter: it looked like the little league mom was beaten with her own son derek s baseball bat. it really touched my soul knowing how much derek loved baseball. and i m, like, how in the world could so
about her affair with david. becky s son, chris. i asked her who knew. you know, who else knew. and she did tell me that christopher knew that she was with somebody else. i don t know if that means anything or not. reporter: sheriff s deputies spent a lot of their investigation looking at the relationships in becky s life. first her son michael. then david. but it was becky s relationship to her other son chris that would prove to be the most intriguing. it was a real, real strange mother/son relationship. when his mother called, he would drop everything and go to mom. whatever she wanted, he was there. reporter: becky, investigators discovered, doted on chris and showered him with extravagant gifts money, a motorcycle, a car. nothing was too expensive for chris. not even the house he lived in. it was a house purchased by his mother. eighteen year old kid with his own house? correct.
you know, that that commit the same type of crimes, you know. we knew this guy. we we ve arrested him several times for burglaries. and he lives close by in the area. so if a computer s missing or a piece of jewelry s gone astray? if there s cars broken into you go to your frequent flyer and ask him what he knows about it, huh? if he s close by, we we definitely talk to him. so in this case, on that day, you do that, huh? we do. but we were we were able to quickly rule him out. he he had an alibi. there was no way he could be there. reporter: then from the hospital, the news everyone feared and expected. doctors determined kay s injuries were too severe for her to make it. the family decided to take her off life support. kay parsons, devoted wife to david, loving mother to derek, was gone. and so then they let me know that she had passed away. you lost your friend, kay. yes. yep. a beating death, a break-in. yes. how horrible is this for you, suzanne
and i m like, is that your mom? and like, yeah. what s wrong with her? you know what it is. you know what s wrong. i m like, yeah. i was like, david again? he s like, yeah, david again. he s like, she just needs kay out of her life bad. you know? stuff like that. reporter: now that was a shocker. investigators had had their eye on becky s other son michael from the get-go. i was surprised to hear it that way. i was expecting to hear that it was michael, really cause, you know, i ve been learning so many things about michael and and his past and all of that. you haven t had any discussions with michael about like you ve had with with christopher? not like with christopher, no. no. cause me and christopher are a little bit closer than me and michael. do you know if she ever talked to michael about it? no, i don t. have a seat right here. reporter: still, edmunds
crime stats can be measured in stolen bicycles. great place to raise a family. reporter: here s a veteran investigator for the county. what s your crime rate? it s not that high. we don t have too much violent crime. reporter: dozens of homicides a year, would you say? no, not at all. we might have one a year. reporter: one a year? yeah. reporter: and in march, 2009, they did have one a homicide. a bad one that sent neighbors shopping for burglar alarms and maybe fresh ammo. you wonder, what s going on? what s happening? reporter: so many terrible things happened so quickly. so many taboos were broken on an anywhere suburban street that the mind reeled. we were so confused. we just kept praying for the families. the whole neighborhood was shocked. reporter: it began here with two houses, two best friends on a street called hot springs drive in grovetown. kay parsons had moved into the neighborhood in 2005. she was a devoted wife to her husband, david, who