Anne Charlotte McClain is a colonel in the United States Army, engineer, and a NASA astronaut. Her call sign, "Annimal", dates back to her rugby career; she also uses the call sign in her Twitter handle, AstroAnnimal. From Wikipedia
Sunita Williams and Barry Wilmore will soon return to Earth aboard a SpaceX Crew Dragon after their eight-day test flight aboard Boeing's Starliner turned into a prolonged stay on the ISS.