the last tagged news for this project was an LA Times article which says:
"The "Natural" star is on board to play Branch Rickey in a long-gestating, recently jump-started version of a historical drama involving the Brooklyn Dodgers executive and Jackie Robinson, the black player he famously signed.
The as-yet untitled film will be financed by Thomas Tull's Legendary Pictures, which has a first-look deal with Warner Bros. and a long history of co-financing pictures with them. Robinson's part is not yet cast."
http://latimesblogs.latimes.com/movies/2011/04/robert-redford-branch-rickey-jackie-robinson-baseball-movie-biopic.html
this latest article posted today says:
"Legendary Pictures has announced it has made a deal to collaborate with the estate of Jackie Robinson and his widow Rachel on a feature biopic about the Brooklyn Dodgers second baseman who broke baseball's color line. Brian Helgeland will write the script and direct the film. Legendary chairman Thomas Tull will produce..."
http://www.deadline.com/2011/06/legendary-pictures-plays-ball-with-jackie-robinson-biopic-with-dick-cook-aboard-as-exec-producer/
[JACKR]