Which pair among the following returned from the International Space Station (ISS) at NASA's SpaceX Demo-2 test flight.

Two US astronauts, Bob Behnken and Doug Hurley, returned from the International Space Station (ISS) on 2 August 2020. The Crew Dragon was designed and operated by Space-X. It is being used for this flight test can stay in orbit about 110 days. The demo-2 mission is the final flight test that intended to validate its different components, like the spacecraft Crew Dragon, operations capabilities, the launch vehicle Falcon 9, and the launch pad LC-39A.