TALLAHASSEE, Fla. – Florida State University students were asked to shelter in place after authorities issued an alert about a “dangerous or life-threatening situation” on campus, according to a tweet from the school.The initial tweet, which was posted shortly before noon Monday, did not provide much information but was followed by an additional post about a potentially armed man on the university’s campus.Law Enforcement Officers are in pursuit of a male subject wearing shorts and no shirt, traveling on foot in the direction of Stadium Drive from Jackson Bluff Road.