Sheriff says at least 50 killed in Las Vegas shooting

A mass shooting occurs at a concert Sunday night (local time) outside of the Mandalay Bay Hotel in Las Vegas in the U.S. state of Nevada, Oct. 1, 2017. (Photo/Agencies)

At least 50 people were killed and over 200 others wounded in a mass shooting at a concert Sunday night outside of the Mandalay Bay Hotel in Las Vegas in the U.S. state of Nevada.

The death toll, yet preliminary and tentative, would make the mass shooting the deadliest in U.S. history.