File photo of Williams, one of four suspects arrested in
David Williams, one of four suspects arrested in an FBI sting operation, is escorted out of FBI offices in New York in this May 21, 2009 file photo. REUTERS/Chip East/Files
David Williams, one of four suspects arrested in an FBI sting operation, is escorted out of FBI offices in New York in this May 21, 2009 file photo. REUTERS/Chip East/Files