Sheriff reveals gunman was a hoarder, stockpiled ammo

The investigation into the home of VTA gunman Samuel Cassidy continued Friday, and law enforcement officials announced new details about what they found at the home. Investigators hope to wrap up their work by the end of Friday night, and allow residents to return to their homes. KTVU's Ann Rubin reports.

Remembering the San Jose VTA shooting victims

The nine victims range in age from 29 to 63. They are all men. Through their careers with VTA, their job titles included bus and light rail operators, mechanics, linemen and an assistant superintendent. One had worked for the agency since 1999.

Investigation into VTA gunman Samuel Cassidy ongoing

Law enforcement officials announced Thursday that Samuel Cassidy, the VTA employee who opened fire and killed nine of his colleagues Wednesday morning, used a timer to set his house on fire at the exact same time he began the shooting. KTVU's Tom Vacar reports on Thursday's developments and the continued investigation at Cassidy's residence.

What we know about the VTA light rail gunman Sam Cassidy

The alleged gunman in a San Jose shooting that left 9 dead, including the shooter, was identified as a VTA employee. An ex-girlfriend called him abusive, co-workers called him “strange,” and at least one neighbor said he had a hot temper.