An active shooter drill likely triggered a false alarm at an Ohio Air Force base

Wright-Patterson Air Force Base in Ohio was locked down Thursday afternoon for about two hours due to reports of an active shooter on base. The base later announced that there had been “no real world active shooter incident.”

“An unknown individual called 911 believing that there was real world incident occurring within the base hospital,” the base said in a statement, “This reported incident occurred during a normal, scheduled installation exercise which included an active shooter scenario.”

Further complicating what appears to have been a misunderstanding, a member of the security forces discharged his firearm trying to open a locked door.

Authorities and emergency services responded to the reported incident at the base hospital, and around two hours later, base personnel were given the all-clear.

“Emergency responders are enroute,” an initial alert sent to base personnel read, according to Dayton Daily News. “All WPAFB gates are closed. All personnel take cover. Limit all communication to emergency use only.”

The Air Force base’s Twitter account then sent out the following messages:

Once the situation was resolved, Wright-Patterson Air Force Base sent out the following message on Twitter:

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