The Latest Breaking News from Brandon Tsay

LOS ANGELES — The investigation into a mass shooting in Monterey Park is focused on the gunman’s prior interactions at two dance studios he targeted and whether jealousy over a relationship was the motive, law enforcement sources said.

LOS ANGELES — The investigation into a mass shooting in Monterey Park is focused on the gunman’s prior interactions at two dance studios he targeted and whether jealousy over a relationship was the motive, law enforcement sources said.

Detectives are looking to find a motive for gunman Huu Can Tran

The dance social at Lai Lai Ballroom & Studio was nearly over Saturday night, with just a few people left on the ballroom floor. Brandon Tsay, whose family owns the Alhambra studio and who works at the ticket office, was in the lobby looking into the studio when he heard…

Have-a-go hero Brandon Tsay tackled the shooter Huu Can Tran as he entered the second dancehall of Star Ballroom Dance Studio in Monterey Park in California, US

Police credit people who confronted California gunman who killed 11 with preventing more casualties.

Investigators collected 42 bullet casings from the scene of one of California's bloodiest mass shootings as they sought clues on Monday to what drove an elderly gunman to open fire in a dance hall he had frequented, killing 11 people, before taking his own life.

Brandon Tsay, 26, whose family runs Lai Lai Ballroom & Studio, wrested the gun from Huu Can Tran, 72, after he heard doors slamming and gunshots in his office lobby

Brandon Tsay, 26, says Huu Can Tran, 72, was ‘trying to do harm’ at second ballroom after killing 10 people nearby