Investigator

He said his father, Larry Richmond Sr., had told him at some point, if anything ever happens, I have firearms buried in the backyard.

He said his father, Larry Richmond Sr., had told him at some point, if anything ever happens, I have firearms buried in the backyard.

Detectives head to Mandy's house and dig up three firearms with the serial numbers scratched off. They even discover surveillance footage of Larry Sr. walking to the backyard, allegedly carrying this tote bag full of guns. But Tatar's judge is not found.

Detectives head to Mandy's house and dig up three firearms with the serial numbers scratched off. They even discover surveillance footage of Larry Sr. walking to the backyard, allegedly carrying this tote bag full of guns. But Tatar's judge is not found.

You didn't know he had any guns? No. Did he ever make you feel unsafe? Never.

You didn't know he had any guns? No. Did he ever make you feel unsafe? Never.

Larry Richmond Sr. is charged with multiple counts of felony weapon possession and is placed in jail. Becky is also in jail on her obstruction of justice charge. Yet police say there is nothing that specifically connects Larry Sr. and Becky to Robbie's death besides that deleted phone call from the night of the murder.

Larry Richmond Sr. is charged with multiple counts of felony weapon possession and is placed in jail. Becky is also in jail on her obstruction of justice charge. Yet police say there is nothing that specifically connects Larry Sr. and Becky to Robbie's death besides that deleted phone call from the night of the murder.

Detectives start thinking, oh, he's reaching out to talk to Becky. And it changes everything as far as, wait a second, he's looking to communicate.

Detectives start thinking, oh, he's reaching out to talk to Becky. And it changes everything as far as, wait a second, he's looking to communicate.

Why do you think he tried to reach out to you after the funeral? I have no clue. And slip that note inside the card that said, we have to talk.

Why do you think he tried to reach out to you after the funeral? I have no clue. And slip that note inside the card that said, we have to talk.

Becky, Robbie, Larry Sr. and Mandy used to go on double dates together, but now one of them is dead, two of them are in jail. Detectives have already cleared Mandy of involvement in the murder, but they need to speak with her again.

Becky, Robbie, Larry Sr. and Mandy used to go on double dates together, but now one of them is dead, two of them are in jail. Detectives have already cleared Mandy of involvement in the murder, but they need to speak with her again.

Let me ask you a question. What do you think is going on between Larry and your sister? You're not the only one in this trick bag.

Let me ask you a question. What do you think is going on between Larry and your sister? You're not the only one in this trick bag.

Mandy Fillmore has had a harrowing 48 hours. Her fiance and her sister are now both in jail. Since her last interview, police have discovered stolen guns they say were buried in her own backyard by her fiance, so detectives want to ask her more about Larry Sr. 's whereabouts on the night of the murder.

Mandy Fillmore has had a harrowing 48 hours. Her fiance and her sister are now both in jail. Since her last interview, police have discovered stolen guns they say were buried in her own backyard by her fiance, so detectives want to ask her more about Larry Sr. 's whereabouts on the night of the murder.

Let's go back further to the day that Robbie gets killed. Where do you go after work? Home. Home, okay. Is Larry home? No. To your best recollection, where's Larry? I don't know.

Let's go back further to the day that Robbie gets killed. Where do you go after work? Home. Home, okay. Is Larry home? No. To your best recollection, where's Larry? I don't know.