The individual who was fatally shot at a campaign event for Donald Trump in Butler, Pennsylvania has been identified as Corey Comperatore, aged 50, according to his sister.
Dawn Comperatore Schafer confirmed the tragic news on Facebook, describing her brother as a hero who shielded his daughters during the incident.
The shooting, now considered an assassination attempt on Trump, resulted in injuries to the former president and two other spectators.
Comperatore, a retired fire chief, lost his life in the incident.
The suspected shooter, Thomas Matthew Crooks, 20, was killed by authorities.
Trump, who sustained a minor injury, reassured the public of his well-being and expressed gratitude for the intervention that prevented a worse outcome.