AUSTIN, Texas - An active shooter in the Texas capital of Austin has left multiple victims, police said in a message on Twitter early on Sunday as local media reported one person had been killed.

"Active shooter incident downtown, multiple victims. Stay away from downtown," Austin police said in a message on Twitter. It was not immediately clear how many people were shot.

A woman in her 30s was killed in the shooting, the Austin American-Statesman newspaper reported on its website, citing the Austin-Travis County Emergency Medical Services agency.

Local television station KXAN, citing paramedics, reported that people with gunshot wounds were spread across the area.

The Austin-Travis County Emergency Medical Services agency confirmed in a message on Twitter that multiple people had been shot.