The Flash Movie Creates A Problem For DC Universe's Supergirl Film
Ezra Miller's The Flash movie will introduce Sasha Calle's Kara through the multiverse and will create a problem for the upcoming Supergirl film.
ANA Syndicated News 
The Flash's introduction of Sasha Calle's Kara creates a problem for the DC Universe's Supergirl movie. The Flash's story will see Barry Allen's time travel shenanigans force a team-up between the Scarlet Speedster and other DC superheroes. Supergirl is confirmed to be among the heroes fighting at Barry's side against General Zod.
