LOS ANGELES (AP) -- You know the names and you've met them briefly before, but this summer Gal Gadot's Wonder Woman and Tom Holland's Spider-Man take center stage in blockbusters all their own. Both face the gargantuan task of revitalizing brands and properties that could use some help: For "Wonder Woman," the thus critically-derided DC Comics films, and for "Spider-Man: Homecoming," Sony hopes its lone comic book property can launch its own extende...