This must be second-unit footage that Marvel had to shoot on location to maintain the illusion that they’re filming in San Fran, where the first movie is set.
Ant-Man and the Wasp has to shoot some of its scenes outdoors, apparently, meaning that audiences are getting a good look at what might be in store for the July 2018 superhero adventure.
Scott Lang (Paul Rudd) must be keeping his base of operation in the Bay Area.