Two people were killed and six others were injured in a mass shooting at an afterparty in downtown Los Angeles, authorities said.

A mass shooting in downtown Los Angeles has left two people dead and six injured in the early hours of Monday following the Hard Summer music festival, the Los Angeles Police Department confirmed to The Hollywood Reporter.

The gathering had been promoted as an unofficial after-party for Hard Summer, a house- and techno-music festival taking place over the weekend at Hollywood Park.