The Journal Gazette has a feature on the future on anmimated superheroes, following the demise of Justice League Unlimited. It mentions new TV shows like The Legion of Superheroes and Fantastic Four, and movies like Teen Titans Tokyo and Iron Man.

Also found this comment interesting:

Cartoon Network officials say Justice League has been canceled due to low ratings.

Yeah, and CN constantly changing the time slot , putting the show on a long hiatus and lack of promotion had nothing to do with it. Thank goodness for DVDs!