{video} If you've ever wondered what you would do if a pot of money inexplicably showed up in your bank account, one couple's woes following an unexpected windfall provides a useful lesson: First, contact your bank. Robert and Tiffany Williams of Montoursville, Pennsylvania, in May reportedly received an unexpected deposit of more than $120,000, the result of a BB&T bank teller's mistake, according to a police criminal complaint provided to CBS News by the Pennsylvania State Police. The money was supposed to have been deposited to an investment firm. Rather than checking with the bank on the nature of the ... (full story)