Ian Cleary, 32, attacked a fellow Gettysburg College student in her dorm room more than a decade ago. A series of Facebook messages helped lead to his arrest.

Ian Cleary, 32, pleaded guilty to second-degree sexual assault over a decade after he stalked Shannon Keeler at a party, snuck into her dorm and sexually assaulted her at Gettysburg College.

A California man accused of sexually assaulting a Pennsylvania college student in 2013 and sending her a Facebook message about the rape six years later has pleaded guilty.