The Boeing Starliner mission that launched on June 5, 2024 had at the time of market creation experienced six failures, including helium leaks and engine failures.  If the spacecraft does dock with the International Space Station, it's foreseeable that additional problems could be discovered during a post-docking inspection that declare the vehicle unsafe.  Or, a post-landing inspection could rule future missions inadvisable.

if Boeing or the US government announces before June 30, 2024 that it has terminated, or plans to terminate, the Starliner program and cancel all future missions.  Resources might still be expended after the announcement to safely return the astronauts to Earth and to wind down the program.  Otherwise, it will resolve to 