SpaceX Launch: How the Inspiration4 Crew Trained for Their Flight?

SpaceX launches four civilians into orbit on historic Inspiration4 flight

SpaceX takes 4 passengers to orbit—a glimpse at private spaceflight’s future. The Inspiration4 crew will spend three days circling the planet on a mission that aims to raise $200 million for St. Jude Children’s Research Hospital.

Why is St. Jude Children’s Research Hospital Involved in SpaceX Launch?