representative chaka fattah pennsylvania several associate orchestrate series fraudulent scheme enrich congressman preserve political career federal prosecutors say start corruption trial monday congressman steal federal agencies taxpayers nonprofit educational group create assistant u.s. attorney paul gray tell philadelphia jury even steal political campaign defense lawyers say government case rely almost entirely word two convict felons receive favorable plea deal congressman fattah nothing say mark lee lawyer fattah 59-year-old fattah 11-term congressman represent part philadelphia lose democratic primary april cloud wide-ranging indictment charge racketeer bribery fraud allege scheme stem fattah unsuccessful 2007 mayoral campaign prosecutors say accept secret illegal million loan al lord former chief executive officer student loan servicer slm corp know sallie mae follow race fattah convince karen nicholas run nonprofit educational organization transfer charitable federal grant money pay lord back gray say separately fattah owe consultant thomas lindenfeld 100,000 fund repay fattah encourage lindenfeld apply federal money nonprofit exist prosecutors say third scheme fattah funnel campaign money another consultant gregory naylor pay son student debt prosecutors say son chaka fattah jr. convict unrelated fraud case sentence early year five years prison lindenfeld naylor plead guilty exchange testify fattah prosecutors also say fattah accept bribe close friend retire businessman herb vederman seek u.s. ambassadorship fattah personally appeal president barack obama appoint vederman international post congressman fattah use herb vederman human atm machine whenever need little money gray say lawyers fattah vederman say prosecutors cherry-picked evidence suggest bribery scheme two men simply act friendship nicholas vederman two fattah associate consultant robert brand campaign treasurer bonnie bowser co-defendants trial expect last eight weeks philadelphia congressman orchestrate series frauds prosecutor