CHICAGO - DECEMBER 15: President-elect Barack Obama looks on as his choice to run the EPA, the current chief of staff for New Jersey's governor, Lisa Jackson speaks after Obama introduced his administration's selections for an energy and environmental team during a press conference at the Drake Hotel on December 15, 2008 in Chicago, Illinois. Following the introductions, Obama was questioned about the nature of Chicago politics and the recent arrest of Illinois Governor Rod Blagojevich. (Photo by Jeff Haynes-Pool/Getty Images)
