Once the floodgates opened for films about the tragedy of 9/11, it was only a matter of time before Adam Sandler took his crack at the subject. According to Variety, Sandler and Don Cheadle are circling "Reign O'er Me," a script from writer-director Mike Binder ("The Upside of Anger"). The drama has drawn interest from Sony and could be made next year at a budget of under $20 million if the pieces all fall together. If the production can gel in time, "Reign" would probably be lined up as the third major studio offering to tackle 9/11. Oliver Stone is...