DETROIT -

Some of the 55 colleges and universities facing federal investigation for their handling of sexual abuse allegations say they're cooperating with the U.S. Education Department, though they're offering scant details about what information the agency is seeking.

   The University of Michigan in Ann Arbor is one of the few schools to reveal anything about why the department is investigating. The probe involves the school's handling of a reported 2009 violation of its sexual misconduct policy by then-football placekicker Brendan Gibbons, who was expelled in December.

   The Obama administration is seeking more openness about the issue of sexual violence on and around the nation's campuses. On Thursday, the Education Department revealed its list of schools under investigation without giving details about the complaints