AÂ shooting at a medical center in Tulsa, Oklahoma, has left at least one person dead and several others injured. The shooting took place in the Natalie Medical Building, which is on the campus of St. Francis Hospital.
The shooter was killed, but it is unclear if he was shot by the police or if he took his own life. Officials said it is no longer an active shooter situation but are asking people to avoid the area as they continue to investigate.
Authorities have not provided an update on the number of injuries or identified any of the victims or the gunman.
According to NBC News, the gunman was armed with a rifle and made his way to the second floor of the building. Investigators have not determined a motive for the shooting.