Slaying of Boca restaurant manager shocked community in 2013. Trials for three men finally near.

A sale was arranged at a gold-buying business four hours after the robbery, or 3:45 a.m. Jan. 5, 2013, and prosecutors have a video of the transaction, records show. After his arrest, Walker told police he is on the tape with accomplices Sylvestre and Montalvo, records show.