Johnny Chung, 43, who delivered a $50,000 campaign contribution to the White House and escorted Chinese businessmen to a presidential radio address, is cooperating with the Justice Department's investigation of finance abuses in the 1996 campaign._x000D_ _x000D_ As part of a plea agreement with federal prosecutors in March, Chung was charged with funneling illegal contributions

President Barack Obama's 2008 campaign was fined $375,000 by the Federal Election Commission for campaign reporting violations - one of the largest fees ever levied against a presidential campaign, POLITICO has learned._x000D_ _x000D_ The fine - laid out in detail in FEC documents that have yet to be made public - arose from an audit of the campaign, which was published in April