Lockdown Lifted at Southwestern Oklahoma State University

Southwestern Oklahoma State University was locked down for about 90 minutes Monday morning while police search for a possible gunman on campus.

The school issued the lockdown at about 9:45 a.m. warning students and faculty that there were unconfirmed reports of a man with a gun on campus.

The lockdown was lifted about 11:15, according to the school's Facebook and Twitter accounts.

Weatherford is about 70 miles west of Oklahoma City.