Deftones is an American alternative metal band from Sacramento, California, formed in 1988, consisting of Chino Moreno (lead vocals and guitar), Stephen Carpenter (guitar), Sergio Vega (bass), Frank Delgado (keyboards and turntables), and Abe Cunningham (drums and percussion). Vega (formerly of Quicksand) took on bass duties in mid-2009 in substitution for Chi Cheng, who was seriously injured in an automobile accident in Santa Clara, California on November 4, 2008. Cheng remained in a coma until his death on April 13, 2013 due to cardiac arrest.