U.S. AIR FORCE ACADEMY, Colo. - Emergency responders gave the all clear after investigating a suspicious package at the Air Force Academy.
Officials say Harmon Hall was cordoned off Thursday afternoon after the package was found. The building houses administrative offices, including the superintendent's.
The Academy tweeted at 4:42 p.m. that the investigators had given the "all clear." The added that the situation remained under investigation.
The 28-square-mile campus is just north of Colorado Springs.