Related Clues:

• Critic Ebert
• Radioer's reply
• ''Will do''
• OK, on a walkie-talkie
• "I'll bet!"
• "I heard ya the first time"
• Ham's "Gotcha"
• Cockpit OK
• Pilot's ''OK''
• NASA acknowledgement
• "Message received and understood"
• Cockpit acknowledgment
• Bannister or Moore
• See 14
• He's understood to have relations