At least four people were killed in a shooting at a hospital in Tulsa, Oklahoma, USA around 5 p.m. local time on the 1st.
According to Tulsa Police, the incident took place at the Natalie Medical Building of the St. Francis Medical Corporation in Tulsa, including a suspect.
It is not yet known how the shooting suspect died.
Tulsa Police said in a post on social media earlier that "police officers are searching every room" and that "several injuries have been reported and there is a possibility that there may be several deaths."
The police arrived on the same day after receiving a report that there was a man armed with a rifle on the second floor of the building.
The building in which the incident took place is the building containing an outpatient surgery center and a breast medical center, and St. Francis Medical Corporation closed the hospital after the shooting.
Agents from the FBI and the Federal Liquor, Tobacco, Firearms and Explosives Enforcement Agency are also on the scene to support the investigation.