Indiana University authorities were investigating a report of a person with a gun Tuesday night at the Bloomington campus.
About a half hour after the school issued an initial alert, they issued a second alert stating that the threat is no longer imminent.
An alert was issued at 6:32 p.m. CST telling students to take shelter. At 7:08 p.m. CST, the university issued an alert that said: "Investigation is on-going. Threat is no longer imminent. Resume normal routine but remain vigilant."
Classes ended on Friday, according to the university's online calendar.
Indiana University investigates after report of person with gun on campus