The trans suspect who opened fire at a Rhode Island ice rink killed his ex-wife and adult son, authorities said, as his daughter alleged a “vendetta."

Trans killer Robert Dorgan had a permit to carry a firearm, and used a high-powered handgun to murder his son and ex-wife at a high school hockey game in Rhode Island on Monday. The 56-year-old dad of six,

Rhode Island hockey rink shooting suspect struggled with family issues after gender reassignment surgery, court records show - Robert Dorgan, who also went by the name “Roberta,” laid multiple complaints with police alleging assaults,

Robert Dorgan's son, Kevin Colantonio is currently serving a nearly seven-year sentence, ver setting fires to black churches.

Investigators said they seized several items, including an AR-15 style rifle and a sawed-off shotgun during searches connected to the deadly shooting at Dennis M. Lynch Arena in Pawtucket, Rhode Island.

PAWTUCKET, R.I. (WCVB) – The motive for a shooting at a Rhode Island hockey rink isn’t exactly clear, but a friend of the suspect said she was baffled by what happened. “To see the events of this tragedy, it was just shocking because she had such a calm demeanor,” she said.