NASA will host a live news conference on Thursday afternoon from the agency’s headquarters in Washington to discuss the International Space Station and its crew.

A Crew-11 member, who NASA has yet to identify, had an undisclosed medical concern that triggered the agency to accelerate their return to Earth.

NASA will discuss events that led to its decision to postpone the agency's first spacewalk of the year outside the International Space Station.

Two Americans and astronauts from Japan and Russia landed in a SpaceX capsule in the Pacific Ocean after a medical issue prompted NASA to move up their return to Earth.

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Crew-11—which includes two American astronauts, a Japanese astronaut and a Russian cosmonaut—splashed down in the Pacific Ocean off the coast of San Diego around 12:41 a.m. PT/3:41 a.m. ET after a nearly 10-hour journey.

JOHNSTON SPACE CENTER — During an early morning press conference, NASA Administrator Jared Isaacman revealed on Thursday that a Crew-11 astronaut suffered a “serious medical condition” while onboard the International Space Station last week.