Police converged on the University of Arizona campus in Tuscon on Friday after receiving reports of a gunman in its administration building, reports AZCentral.com.
University officials alerted students around 5:15 p.m. local time warning them to keep away from the building.
There's a report of a man with a rifle in the Administration Bldg. UAPD is on the scene. Please stay away from the area.
— Univ. of Arizona (@UofA) March 23, 2013
Faculty and students were told to evacuate the building. There were no reports of any injuries and after a few hours of searching, the campus police department gave the all-clear and the area of the campus was reopened.