Go here and watch the video: http://www.cmegroup.com/trading/energy/ ... crude.html
Today was the last day of trading for the July WTI contract. The August contract is now the front month.
What happens on the last day of trading is often an indication of where oil prices are heading. The guy in the video does a good job of explaining how it works.
NYMEX trading in Crude oil
NYMEX trading in Crude oil
Dan Steffens
Energy Prospectus Group
Energy Prospectus Group