It's not just price pressures in crude oil you'll need to watch. Kevin Green says the energy volatility seeps its way into similar commodities like diesel and transportation services. He then turns to the latest economic data in PPI, jobless claims, and existing home sales. KG offers his technical analysis of an "interesting set-up" occurring in D.R. Horton (DHI) and offers a look into his levels to watch in the S&P 500 (SPX).