“I’ve done the math,” he says. “Checks out.” Donald Glover's character Rich Purnell, an astrodynamicist, explains his plan to rescue Mark Watney (Matt Damon), while using NASA chief Teddy Sanders (Jeff Daniels) and PR director Annie (Kristen Wiig) as props in a new clip from 'The Martian.' http://www.youtube.com/watch?v=lcyfDRYKDJM Synopsis: During a manned mission to Mars, Astronaut Mark Watney (Matt … Continue reading New Clip From ‘The Martian’ – “Checks Out”