Betty Rainer shares about her son, Chris. Betty was married to Tuck Ravel, one of the astronauts who died in the accident that also killed Brian Jay. When Chris was born, she temporarily left the astronaut corps to raise him, but after the accident she didn't think she would go back, until Chris began to take interest in space again. While everyone else objected, she signed back up with the blessing of her son. The last stage of Desert RATS begins, in which the main and backup crews will work together...