Las Vegas Metropolitan Police Department SWAT officers breached the door to room 32-135 at the Mandalay Bay Hotel in Las Vegas, and at least one officer discharged his weapon, according to the police radio recording.

Radio traffic indicates Zebra 20 [SWAT officer] advised the dispatcher that the room is secured and that one officer discharged his weapon and there are “no other injuries.”

When the Las Vegas police was contacted today by the Baltimore Post-Examiner they stated they have no comment and that it is still an active investigation.

The gunman had shot himself before the door was breached by the SWAT team, according to authorities. Why an officer discharged his weapon remains undetermined at this time.