Jimmy Siackasorn, left, is being tried on a murder charge in the Dec. 19, 2007 death of Vu Nguyen, right.Jurors have reached a verdict in the Jimmy Siackasorn murder trial, and it will be announced at 3:30 p.m. today, court officials said. Siackasorn, 19, is accused in the Dec. 19, 2007, shooting death of Sacramento sheriff's Det.