The documents show extensive communications between then-ATF Special Agent in Charge of the Phoenix office Bill Newell - who led Fast and Furious - and then-White House National Security Staffer Kevin O'Reilly. Emails indicate the two also spoke on the phone. Such detailed, direct communications between a local ATF manager in Phoenix and a White House national security staffer has raised interest among Congressional investigators looking into Fast and Furious. Newell has said he and O'Reilly are long time friends.