IMG Academy pitching coach Dave Shepard gives pointers to pitcher Cameron Varga. Chip Litherland for NPR hide caption

itoggle caption Chip Litherland for NPR

Millions of dollars have been spent on television ads during this campaign cycle. Chip Somodevilla/Getty Images hide caption

itoggle caption Chip Somodevilla/Getty Images

Texas Gov. Rick Perry saw his fundraising numbers plummet after his September debate performances.

Jeff Swensen/Getty Images hide caption

itoggle caption Jeff Swensen/Getty Images