Newslink: Our heroes head to Gotham City in extended trailer for Arrowverse's Elseworlds crossover

With "Elseworlds" just days away, The CW has released a new, extended look at the 2018 Arrowverse crossover event, and Gotham City is a big part of the fun.

https://www.syfy.com/syfywire/our-heroes-head-to-gotham-city-in-extended-trailer-for-arrowverses-elseworlds-crossover