A disgruntled dad has been identified by police as the gunman behind a deadly mass shooting that took place inside a hockey rink in Pawtucket, Rhode Island, on Monday, February 16. The shooter allegedly targeted members of his own family before dying by suicide. Officials with the Pawtucket Police Department confirmed that three people - including the suspected gunman - have died following the shooting on Monday, February 16, according to WCVB. The shooter has been identified as Robert Dorgan, though Dorgan also used the name Roberta and the surname Esposito.