India, Feb. 17 -- New details have emerged about the family life of Robert Dorgan, the father who opened fire at a Pawtucket, Rhode Island high school hockey tournament. Dorgan went on a deadly rampage at the Dennis M Lynch Arena in Pawtucket, a few miles outside Providence, during a youth ice hockey game.

Dorgan killed two people and injured three others before allegedly turning the gun on himself in a suspected "family dispute," according to authorities. The 56-year-old used the alias Roberta Esposito, Pawtucket Police Chief Tina Goncalves said during a press conference Monday night, according to the New York Post.

Dorgan had a history of family disputes, some of them involving conflict over his gender identity, court records showed, ...