As gasoline nears $4 a gallon, Congress has questions about Big Oil's big profits

Senior executives of the five largest U.S. oil companies were to appear before a congressional committee Tuesday where they were likely to find frustrated lawmakers in no mood for small talk. The lawmakers were scheduled to hear from top executives of Exxon Mobil Corp., Shell Oil Co., BP America Inc., Chevron Corp. and ConocoPhillips, which together earned about $123 billion last year because of soaring oil and gasoline prices. Read AP article in Casper Star Tribune.