It depends on what you mean by "clean". He is connected to the Adlai Stevenson wing of the DemonRats as is Abner Mikva his friend. He is why PBS is liberal.
By BO standards, he sounds like Mr. Clean so far.
RNC funded Website of Obama’s Friends
http://www.barackbook.com/
Important key word, Odinga [the thug of Kenya who coordinates with Obama]
http://www.freerepublic.com/tag/odinga/index
ALL YOU NEED TO KNOW ABOUT REZKO
http://www.freerepublic.com/tag/rezko/index
friend of BO Black Muslim lawyer Khalid Abdullah Tariq al-Mansour [Nerks links 28]
http://www.freerepublic.com/focus/news/2102116/posts?page=28#28
Important key word, almansour [al-Mansour, the ‘stealth’ jihadist who got Obama into Harvard]
http://www.freerepublic.com/tag/almansour/index
Jodie Evans, Obama, and TERRORISTS
http://www.freerepublic.com/focus/f-news/2102867/posts
Obama did not write “Dreams From My Father” — Guess Who?
[This thread. Jack Cashill strikes again!]
http://www.freerepublic.com/focus/f-bloggers/2104774/posts
Nautical metaphors could sink Obama (More proof Ayers wrote- “Dreams from my Father”)
http://www.freerepublic.com/focus/f-news/2105071/posts
Hot key word: Ayers
http://www.freerepublic.com/tag/ayers/index
Farrakhan on Obama: ‘The Messiah is absolutely speaking’
http://www.freerepublic.com/focus/f-news/2102160/posts
Hunter Biden / Obama TV Ad
http://www.freerepublic.com/focus/f-news/2102031/posts
Bigger Than Ayers?
http://www.freerepublic.com/focus/f-news/2103317/posts
“Alexi Giannoulias, the Illinois state treasurer that Obama endorsed when he ran for office despite no previous political experience, who has been personally mixed up with organized crime via business dealings with his family’s bank. Well, guess what this little nugget turned up in a column in the Chicago Sun-Times: Sneed hears rumbles political fund-raiser/fixer Tony Rezko, who is now singing sweetly to the feds from his cell at the Metropolitan Correctional Center, has been talking about his “dealings” with a Chicago bank, which has political connections.”