Killing was first on campus since gunman killed one on April 16 , 2007 . Victim Haiyang Zhu , a graduate student from China , knew accused killer , police say . Xin Yang , April 16 , 2007 , taken into custody ; he is charged with first -degree murder . Attack took place at restaurant in Graduate Life Center .
Killing was first on campus since gunman killed 32 on April 16 , 2007 . Victim Xin Yang , a graduate student from Beijing , knew accused killer , police say . Haiyang Zhu , 25 , taken into custody ; he is charged with first-degree murder . Attack took place at restaurant in Graduate Life Center .