Illinois governor Rod Blagojevich - aka "Blago" - and his chief of staff have been arrested for trying to sell Barack Obama's Senate seat. And, Barack Obama - or at least his advisor Valerie Jarrett - probably knew what he was doing; see the "SEIU Official" paragraph below. And, Obama may have lied about his recent conversations with Blago; see the first update. Uh-oh: Obama might be more worried about this than it would at first appear; see the second update. From a U.S. Department of Justice press release (usdoj.gov/usao/iln/pr/chicago/2008/pr1209_01.pdf, text version here): Illinois Gov...