Xin Yang pleads guilty to first -degree murder in the death of Xin . Xin Yang was attacked with a knife and decapitated at a restaurant in 2007 . They were believed to have known each other , but there was no sign of an argument . Slaying was the first on the Virginia Tech campus since the January shootings .
Haiyang Zhu pleads guilty to first-degree murder in the death of Xin Yang . Xin was attacked with a knife and decapitated at a restaurant in January . They were believed to have known each other , but there was no sign of an argument . Slaying was the first on the Virginia Tech campus since the 2007 shootings .