Will stranded astronauts leave the ISS in 2024?

This market will resolve to "Yes" if NASA astronauts Suni Williams and Butch Wilmore depart the International Space Station (ISS) by 11:59 PM ET on December 31, 2024. Otherwise this market will resolve to "No". The astronauts will be considered to have departed if they are if they are on a spacecraft which has undocked from the ISS and begun its return journey to Earth. The resolution source will be official announcements from NASA, however a consensus of credible reporting may also be used.