Written by Megan V. Winslow After more than 30 years of uncertainty, the family of a murdered Milpitas man now has closure about his death th¬anks to a Mountain View Police Department detective who refused to give up on the long-cold case. A MVPD press release published Tuesday (Feb. 9) credits Sgt. Dave Fisher with identifying Darryl O’Donnell’s killer: John Snowgrass, a Sunnyvale man who died in 2006. O’Donnell “You can’t stop,” Fisher said. “It always feels like there is one more chance, one more opportunity, to try and solve a case.” The press release retraces the murder and MVPD detectives’ efforts to solve the case.