AP Photo/Genevieve Ross
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AP Photo/Beth J. Harpaz
AP Photo/Winslow Townson
AP Photo/Al Behrman
AP Photo/Gene J. Puskar
AP Photo/Wilfredo Lee
AP Photo/Gene J. Puskar
AP Photo/Gene J. Puskar
AP Photo/Wilfredo Lee
AP Photo/Genevieve Ross
AP Photo/Al Behrman
AP Photo/Gene J. Puskar
AP Photo/Ben Margot
AP Photo/Genevieve Ross
AP Photo/Wilfredo Lee
AP Photo/Jae C. Hong
AP Photo/Jae C. Hong
AP Photo/Genevieve Ross
AP Photo/Wilfredo Lee
AP Photo/Wilfredo Lee
AP Photo/Wilfredo Lee
Photo by Stephen Dunn/Getty Images
AP Photo/Jae C. Hong
AP Photo/Ben Margot
AP Photo/Wilfredo Lee
Major League Baseball honored Jackie Robinson Monday, with all teams in action asked to wear Robinson’s number, 42. The celebration to salute the man who broke baseball’s color barrier turned somber after a pair of explosions near the finish line of the Boston Marathon.