Why comic-book fans are stoked about Disney's $52B Fox deal

Welcome home, Magneto. Long time no see, Mystique. Disney's deal to buy the 20th Century Fox movie assets means the X-Men will be reunited with their Marvel comics pals like Captain America and Iron Man. In announcing the deal, Disney promised Magneto, Mystique and the rest of the X-Men would return to the Marvel Cinematic...