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NEW ALBANY (Sept. 11, 2014) – Indiana University Southeast was temporarily placed on lockdown after a gunman was reported to be on campus Thursday.

School officials sent an alert to students, telling them to seek shelter and stay in place until an “all clear” from police or campus officials.

Students were given an all clear approximately an hour after the lockdown was issued after authorities located the man. IU Southeast tweeted the reported weapon was an umbrella.

The school posted the alert on its website and tweeted the following as the news broke:

IU Southeast Emergency! An armed person is on campus. Go into nearest room and lock door. Follow instructions from authorities. — IU Southeast (@IUSoutheast) September 11, 2014

Update: Campus is on lockdown while police investigate. Please remain in safe shelter and keep doors locked. — IU Southeast (@IUSoutheast) September 11, 2014

Update: Please remain in place. Police are searching for white male, approx. 5' 10", wearing light colored shorts and a camouflage backpack. — IU Southeast (@IUSoutheast) September 11, 2014

Update: Campus remains on lockdown. We will provide more information as soon as it becomes available. — IU Southeast (@IUSoutheast) September 11, 2014

IU Southeast Emergency! Remain in place. We continue to look for white male, 5' 10", wearing light color shorts, camo backpack. — IU Southeast (@IUSoutheast) September 11, 2014

Update: All Clear. The suspect has been located and the reported weapon has been identified as an umbrella. At this time it is safe to leave — IU Southeast (@IUSoutheast) September 11, 2014