Update Wednesday afternoon 3:22 PM -- San Jose police have cleared the building, no bomb found, Diridon Station is now re-opening. Caltrain will resume service Real Soon Now.
Somebody reportedly scrawled a bomb threat on a bathroom mirror at San Jose Diridon Station this afternoon.
Caltrain stopped all trains -- no trains were moving through the station. Amtrak and ACE service was also suspended until San Jose police gave the all clear before 3:30 PM after searching the building. ACE and Amtrak Capital Corridor service was delayed by the bomb threat.
Bus service at Diridon Station was stopping on Montgomery Street adjacent to the station during the bomb scare, but things should be back to normal by the time you read this.