Police have arrested two suspects for the violent attack and robbery of a male Penn graduate student on Nov. 5 on the 400 block of South 43rd Street. The 26-year-old victim was beaten with a brick during the robbery and suffered serious head injuries, including a fractured skull, according to police.

Twenty-year-old Lance Ryan was arrested Thursday and charged with robbery and assault. Dajuan Dantzler, 18, was arrested Friday after he turned himself in, according to reports. He was also charged with robbery and assault, according to police.