A pair of NASA astronauts unexpectedly stuck in space for more than nine months were hours away from returning to Earth on Tuesday, closing out a mission that has captured the world's attention.
Butch Wilmore and Suni Williams, accompanied by fellow American Nick Hague and Russian cosmonaut Aleksandr Gorbunov, left the International Space Station earlier in the morning after exchanging final farewells and hugs with remaining crew members.
