"...Sharpton's National Action Network nonprofit, which is organizing the Martin protest marches, has repeatedly failed to pay taxes. The group currently owes $871,688 for unpaid "payroll taxes and related interest & penalties," according to its latest available Internal Revenue Service disclosure. The group claims to receive more than $3 million in contributions yearly. In 2008, Sharpton aides told the Associated Press that he had begun drawing only a "token" salary from his nonprofit to ease the burden on its finances, and in consideration of his substantial earnings from TV appearances. But IRS filings in the years since show he...