Three people were killed and three others were wounded during a shooting at the Grand Sierra Resort in Reno, Nevada, officials said Monday, noting that prompt intervention prevented worse carnage.

A gunman armed with a pistol opened fire outside a casino in Reno, Nevada, on Monday, killing three people and critically wounding two others before he was shot and badly wounded by police, authoriti...

The gunman initially opened fire, but their gun jammed, the official said.