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Tesoro Corporation is an independent refiner and marketer of petroleum products. Tesoro, through its subsidiaries, operates seven refineries in the western United States with a combined capacity of approximately 660,000 barrels per day.

The NASDAQ Stock Market - Official site of The NASDAQ Stock Market featuring free stock quotes, stock exchange prices, stock market news, and online stock trading tools at NASDAQ.com.

Research company stock information by sector or industry. Make informed investing decisions with updated stock market analysis and market performance information.

Convenience Store Petroleum, CSP, is the leading Convenience Store industry publication, providing Convenience Store news and Convenience Store industry data. Convenience Store Petroleum, CSP, and CSP Daily News provide daily Convenience Store news a...

Reuters.com brings you the latest news from around the world, covering breaking news in business, politics, entertainment, technology, and more in video and pictures.

San Antonio News, Weather, Sports : mySA.com | Express-News

NPN covers all aspects of the combined convenience/petroleum industry, including key profit centers like car wash and foodservice.

US Stock Market - Get the latest data from the US stock exchange including the major US indexes online at The Wall Street Journal.

Chemical Safety Board is an independent agency, headquartered in Washington D.C. charged with investigating chemical accidents to protect workers, the public and the environment by making recommendations and reviewing the effectiveness of regulations...