HBO's "Watchmen" has been shooting all over the state, and this teaser indicates it's going to be fairly epic when it begins airing in October. Based on the "Watchmen" graphic novels by Alan Moore and Dave Gibbons, the series is set in an alternative universe where superheroes are outlaws. Produced and written by Damon Lindelof ("Lost," "The Leftovers"), the show stars Don Johnson, Regina King, Tim Blake Nelson, Louis Gossett Jr., Adelaide Clemens and Jeremy Irons.