Why we haven't returned to the moon

Artemis II has launched around the moon. Now, NASA has its sights set on Mars. NASA administrator and billionaire private astronaut Jared Isaacman sat down with POLITICO's Dasha Burns at Kennedy Space Center to talk about NASA’s ambitious plans to build a moon base, sending humans to Mars, his relationship with Elon Musk and why we could all have 3D-printed spare livers in our fridge someday.