it is ken mattingly and joe kerwin. ken had been very instrumental in looking at troubleshooting all the piece parts of these procedures, game plans, et cetera. joe kerwin would be the voice of mission control during the final hours and he's a medical doctor and his bedside manner with this crew was absolutely superb. he was a mentor, tutor, disciplinarian, teacher, i mean the whole nine yards that at times i almost felt he was onboard the spacecraft placing the crew's hands on the switches and just keeping them going. bottom line was, we continued to have a lot of surprises we had to do on emergency maneuver. one of our three command module batteries failed just about -- or was expected to fail just about the time the parachutes were due to come out and at the time that we landed, this issue was still in doubt. the final thing i remember about this mission was this re-entry period, because the mood in this room was becoming very -- what i'd say mellow. when we got ready to jettison the lunar module, we started speaking