The suspected gunman who opened fire outside a resort and casino in Nevada on Monday, killing three people, has died, police said on Thursday, police said.

The gunman suspected of killing three people and injuring several others in a mass shooting at the Grand Sierra Resort has died, according to the Sparks Police Department. Dakota Hawver, 26, died overnight Wednesday into Thursday morning.

Dakota Hawver was pronounced dead overnight after he was hospitalized in critical condition after being shot by police. Police have found no connections between him and the casino or the victims.