Swigert was the command module pilot for which backup crew before Apollo 13?
Apollo 11
Apollo 12
Apollo 14
Apollo 15
Answer
The answer is Apollo 12. As the backup commander for Apollo 12, Swigert was set to take over as commander had Charles Conrad fallen ill or otherwise been unable to fulfill his duties. However, all three members of the Apollo 12 crew remained healthy for the duration of the mission.
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