Recent News on JLA movie

Chris Nolan
[DigitalSpky.co.uk] Christopher Nolan will not be directing JLA movie.
He recently denied such reports.  Nolan's The Dark Knight Rises premieres later this month, July 20th and Nolan himself, recently received a plaque on the Hollywood Walk of Fame at Grumman's Theatre. 
Warners' film group President Jeff Robinov recently revealed that the studio will announce its upcoming comic book movies real soon. 
"My hope is that over the next month or so, we'll be ready to lay out the plan for the next DC movies," Robinov told Los Angeles Times. The upcoming announcement will likely involve confirmation on whether or not Warners/DC will make the big screen take on Aquaman, Flash and Wonder Woman.  
Before moving on to further projects, the studio is already developing "Man of Steel" and "Justice League". While the Superman movie is slated for a June 14, 2013 release in the U.S., the superhero ensemble film still hasn't got its release date. Though so, L.A. Times stated that the long-awaited film might be released nationwide sometime in 2015.
Aceshowbiz.com