With their 2016 presidential campaigns heating up -- whether officially or unofficially -- hopefuls from both sides of the aisle got in on Throwback Thursday on Twitter Thursday. Republican Sen. Rand Paul of Kentucky shared a recent photo of him and wife Kelley, while Hillary Clinton went way back to her college days at Wellesley, and Jeb Bush reached even farther back to his little league career.
Of the three politicians, Clinton raked in the most retweets with 378.