Marvel storms the small screen with so-so 'Inhumans' and above-average 'The Gifted'

Mutants have come up in the world. Once they were monsters fumbling at the door, former humans warped and usually diminished by scientific overreach or accident -- cousins to zombies, something to avoid. Marvel's "X-Men," a comic book since 1963 and a movie franchise since 2000, made them superheroes...