Market Update: Wal-Mart Stores Inc (NYSE:WMT) – Wal-Mart sues Visa for $5 billion over card swipe fees

[Reuters] – Wal-Mart Stores Inc this week sued Visa Inc for $5 billion, accusing the credit and debit card network of excessively high card swipe fees, several months after the retailer opted out . . . → Read More: Market Update: Wal-Mart Stores Inc (NYSE:WMT) – Wal-Mart sues Visa for $5 billion over card swipe fees Similar Articles: Stock Update: Target Corporation (NYSE:TGT) – Pa. credit union sues Target over data breach MasterCard Inc (NYSE:MA) | MasterCard suffers setback in fight to keep fees Yahoo! Inc. (NASDAQ:YHOO) – Blinkx climbs towards $1 billion market cap after profit leap