Watch: A Look back at U.S. Presidents Throwing Out MLB's First Pitch
President Obama Says He's "A Little Frumpy" | Glamour
US Presidents have thrown out the first pitch for MLB's opening day for over 100 years - here's the history from Taft to Obama | BusinessInsider India
Barack Obama, others tip their caps to salute baseball's Negro Leagues - Sports Illustrated
U.S. President Barack Obama throws the ceremonial first pitch prior to the start of Major League Baseball's All-Star game in St. Louis July 14, 2009. REUTERS/John Gress (UNITED STATES SPORT BASEBALL IMAGES
Obama doesn't bounce 1 in historic first pitch - The San Diego Union-Tribune