Campaign spending: Tone was anti-incumbent, but old pros handled the cash

latimes.com: "'Especially when it comes to television advertising … it's dominated by a few key players and a few key firms,' said Erica Fowler, assistant professor of government at Wesleyan University and co-director of the Wesleyan Media Project, which tracks advertising in federal elections. 'Key actors on both sides are going to go to the known quantities to place those advertisements.'"