'Avengers 4' Casts Katherine Langford, Fan Speculation Ensues

The upcoming untitled 'Avengers 4' film has new rumors circulating each week, fueled by not much more than mere casting information. Since the casting of Emma Fuhrmann as an older Cassie Lang(Ant-Man's Daughter), fans have begun to expect she may appear as her size-altering hero identity, Stature. Today, it was announced that 13 Reasons Why actress, Katherine Langford has just signed on for 'Avengers 4,' in a mystery role, and the internet is hoping she will portray the Marvel character, Kate Bi...