Related Clues:

• Army officers (Abbr.)
• Some police dept. personnel
• Columbo et al.: Abbr.
• Some commissioned offs.
• Some offensive linemen: Abbr.
• NFL linemen
• Some naval officers (abbr.)
• PD ranks
• LAPD VIPs
• Fire dept. positions
• "M*A*S*H" ranks
• ROTC grads
• Some PD officers
• Underlings of a capt.
• They rank below capts.