LOS ANGELES (Variety.com) - Warner Bros.? superhero adventure ?Shazam!? took a victory lap at the domestic box office, retaining the No. 1 spot for the second weekend in a row. ?Shazam!? added another $25 million in its sophomore outing, bringing its North American haul to $94 million. That sum was easily enough to top a crop of newcomers including Universal?s comedy ?Little,? Lionsgate?s remake of ?Hellboy,? and Lakai?s stop-motion animation ?Missing Link.?