Chi Ling Dai Cheng (July 15, 1970 – April 13, 2013) was an American musician and poet, best known as the bassist and backing vocalist for the American alternative metal band Deftones. His career ended in 2008, when he was involved in a serious automobile crash in Santa Clara, California. After the crash, he remained in a semi-comatose state before dying of cardiac arrest in April 2013. After Cheng's hospitalization, Deftones friend Sergio Vega became the band's full-time bassist, having previously filled in for Cheng.