Peter OverbyAs NPR's correspondent covering campaign finance and lobbying, Peter Overby totes around a business card that reads Power, Money & Influence Correspondent. Some of his lobbyist sources call it the best job title in Washington.
U.S. Rep. Joe Baca of California, shown at the 2008 Democratic National Convention, learned the power of superPACs firsthand this year, when he lost for the first time since he was elected in 1999.
Jae C. Hong/AP
Karl Rove, former adviser to President George W. Bush, speaks last year in Corpus Christi, Texas. Rove is the chief fundraiser for the biggest outside spender this election season: the twin groups American Crossroads and Crossroads GPS.
The Campaign to Defeat Barack Obama, a small-donor PAC, has launched a bus tour to reach conservative voters in hotly contested states, while trying to raise money to launch an anti-Obama TV ad.
Yfat Yossifor/Courtesy of Mlive.com