Last year, Marvel Studios announced that “Avengers: Endgame” would get a theatrical re-release ahead of the next superhero team-up movie, December’s “Avengers: Doomsday.” Turns out, there’s more to the “Endgame” than previously advertised. At CinemaCon, Marvel execs announced that the September release will include brand new footage from the already 3-hour-long movie. “Endgame” and “Doomdsay” […]