From this: [Wachovia Bank]... made a habit of helping move money for Mexican drug smugglers. Wells Fargo & Co., which bought Wachovia in 2008, has admitted in court that its unit failed to monitor and report suspected money laundering by narcotics traffickers... The admission came in an agreement that Charlotte, North Carolina-based Wachovia struck with federal prosecutors in March... Wachovia admitted it didn’t do enough to spot illicit funds in handling $378.4 billion for Mexican-currency-exchange houses from 2004 to 2007. That’s the largest violation of the Bank Secrecy Act, an anti-...