Washington Nationals outfielder Bryce Harper, pictured here with Thomas Tull, one of the producers of '42,' attended a reception at the White House on Tuesday to meet President Obama and screen the move, which is about Jackie Robinson breaking the color barrier in baseball. (Alba V. Tull photo)

Washington Nationals outfielder Bryce Harper, pictured here with Thomas Tull, one of the producers of '42,' attended a reception at the White House on Tuesday to meet President Obama and screen the move, which is about Jackie Robinson breaking the color barrier in baseball. (Alba V. Tull photo)