There has been a large information leak concerning video games that has surfaced on the internet. Some of the games included in this leak has been the next Tony Hawk game. This is what it said concerning the TH game:
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Check the first link if you're interested in the information about CoD5, Spider-Man: Web of Shadows, Guitar Hero, Transformers 2, and some other tid bits.
IGN also made an article concerning the leaked info