UPDATE, Oct. 4: Marilou Danley, the girlfriend of Las Vegas gunman Stephen Paddock, is currently being questioned at the F.B.I’s building in Los Angeles, according to New York Times reports, Danley, identified by the police as a person of interest, returned to the country from the Philippines Tuesday night.

The official victim count is at 58.

At least 58 people were killed and more than 500 wounded in Las Vegas Sunday night when a gunman open fired on a country music festival crowd from the 32nd floor of the Mandalay Bay Hotel and Casino across the street from the concert. It marks the worst mass shooting on U.S. soil in America’s history.

Authorities have identified the dead gunman as 64-year-old Stephen Paddock. According to police, Paddock has no criminal history or ties to international terrorist groups.

Those looking for information on loved ones can contact: 866-535-5654

Our prayers go out to those affected by this tragedy. We will be updating this page throughout the day with information on how you can get involved and help.