There aren’t too many details as of yet, but it is being reported that a man with a rifle was walking around the Natalie Building at St. Francis Hospital in Tulsa, OK, this afternoon.

Once police responded, it turned into an active shooter situation. There are at least three people dead. The shooter is also dead.

“Officers immediately rushed to the second floor where the shooting was taking place, when they got there they found a few people had been shot, a couple were dead at that time,” Meulenberg told ABC News. “We also found at that time who believe and still believe to the shooter because he had a long rifle and a pistol with him.” via ABC NEWS

It is unclear if the shooter was shot by police.

This is a developing story and will be updated when we have more information.

Read the original story: At Least 4 People Dead, Including Shooter During Active Shooter Situation in Oklahoma Hospital