The pieces of Christopher Nolan's next cinematic puzzle are starting to fall into place, as Robert Pattinson is poised to star opposite John David Washington in the next film from the director of Inception, Collider has exclusively learned. With plot details being kept under wraps, little is known about the actual film, though Variety described it as "a massive, innovative action blockbuster" that will once again be shown in IMAX -- no surprise given Nolan's preference for the large-screen format. Nolan will produce alongside his wife and longtime collaborator, Emma Thomas, and Warner Bros. will release the movie …