From Marvel Studios News:
The Avengers are back at work. Chris Evans, Paul Rudd, and Scarlett Johansson were spotted on set today, but they’re not the only ones participating in additional photography for Avengers 4.
Jeremy Renner is back as Clint Barton, sharing a photo on his Instagram. After sitting out all the fun in Avengers: Infinity War, Hawkeye is ready for action!