Think your income tax check is safe when you send it off to the IRS? Think again. An ABC News investigation has uncovered case after case of checks being stolen, manipulated and cashed by contract employees responsible for processing them, resulting in delayed payments and heavily disrupted lives. "It was beyond my wildest imagination that this theft would be an inside scam," Brad Miller of Garland, TX told ABC News. Last year, Miller sent a cashier's check for more than $20,000 to the IRS, where it ended up in the hands of a Bank of America employee in Dallas who...