
Don Gonyea
AFL-CIO President Richard Trumka: "Candidates can't hedge their bets any longer, and expect workers to rush to the polls in excitement." Alex Wong/Getty Images hide caption
Gov. Scott Walker arrives at the First in the Nation Republican Leadership Summit in New Hampshire. Walker has long been a polarizing figure due to his epic battles with public employee unions, but a new poll this week shows a new and sizable drop in his approval rating. Darren McCollester/Getty Images hide caption
Rand Paul Vows To 'Take Our Country Back' In Presidential Candidacy Speech
Sen. Ted Cruz Becomes First Republican To Announce Presidential Candidacy
At this stage in the election cycle, just like in baseball's spring training, fans love to see a new phenom catch fire. Wisconsin Gov. Scott Walker, sporting a Milwaukee Brewers jersey in 2013, seems to be the rookie to watch in the 2016 presidential race so far. Manuel Balce Ceneta/AP hide caption
Barack Obama as a presidential candidate in Selma, Ala., in 2007 re-creating a voting rights march that was violently repressed by state troopers in 1965. Roberto Schmidt/AFP/Getty Images hide caption
Ben Carson talks with media after his CPAC speech. Carolyn Kaster/AP hide caption