ABC News.com has reviewed the toxicology report from Quiet Riot vocalist Kevin DuBrow's mysterious death in Las Vegas in late November, passing along their expert analysis of the Clark County coroner's verdict: TOO MUCH BLOW. This result updates the news site's earlier, speculative story about suspicions that drug-induced asphyxiation was responsible for the singer's demise: DUBROW: CHOKED ON OWN PUKE? [ABCNews.com]