Police arrested a Howard County man they said sexually assaulted at least three female students on the Anne Arundel Community College campus last week and at least one student at the University of Maryland, College Park

Police are trying to determine if Dori Joseph Costa, 43, of West Friendship, is responsible for four similar cases on the Arnold campus over the past two years and attacks at other colleges.

"There is a strong possibility there are other victims out there at other local colleges," said Capt. David Waltemeyer, commander of the Eastern District.

Costa was charged Friday with second-degree assault...