On Capitol Hill, some members of Congress are asking whether new rules are needed to reign in high-speed stock market trading. Democratic Senator Jack Reed told a conference of traders that there is enough evidence to warrant a closer look.
Minnesota gamblers no longer have to rip paper pull-tabs to see if they've won cash: As of this week, they can use an iPad to play games that give them instant feedback. The venture was sparked by a need to raise money to help for an NFL football stadium costing an estimated $975 million.
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