Photos: MLB celebrates Jackie Robinson

Matt Thornton, left, and Alex Rios of the Chicago White Sox wait in the outfield during batting practice before the start of the game against the Toronto Blue Jays at Rogers Centre on Monday, April 15, in Toronto, Ontario, Canada. All baseball players wore jerseys with No. 42 in honor of <a href='http://inamerica.blogs.cnn.com/2013/04/15/opinion-its-jackie-robinson-day-but-black-boys-no-longer-dream-of-playing-baseball/'>Jackie Robinson Day</a>. The Brooklyn Dodgers great, whose story is told in the new movie <a href='http://www.cnn.com/2013/04/02/showbiz/movies/jackie-robinson-movie-42/index.html'>"42,"</a> was the first African-American to play Major League Baseball in the modern era. Robinson broke the color barrier on April 15, 1947.

Matt Thornton, left, and Alex Rios of the Chicago White Sox wait in the outfield during batting practice before the start of the game against the Toronto Blue Jays at Rogers Centre on Monday, April 15, in Toronto, Ontario, Canada. All baseball players wore jerseys with No. 42 in honor of Jackie Robinson Day. The Brooklyn Dodgers great, whose story is told in the new movie "42," was the first African-American to play Major League Baseball in the modern era. Robinson broke the color barrier on April 15, 1947.