Clips from The Flash and Legends of Tomorrow midseason premieres The CW has released a clip from two of their DC comics series, The Flash and DC’s Legends of Tomorrow (now in a new time slot), both of which air tonight on the network. Check them out in the players below! Titled “Borrowing Problems from the Future,” Episode 3.10 of The Flash is described as follows: “Barry is tormented by his vision of the future where Iris is murdered by Savitar.