Warner Bros. has put its legacy cartoon at a crossroads. We spoke to those looking towards the future of the Looney Tunes.

INDIANAPOLIS — Over the past 90 years, we've seen Elmer Fudd hunt Bugs Bunny, Road Runner escape Wile E. Coyote and Sylvester the Cat chase Tweety Bird. Now, the first fully animated "Looney Tunes" ...