| Answer | Crossword Clue |
|---|---|
| RRS | Track services: Abbr. |
| USN | Armed services abbr. |
| PRES | Secret Service's charge: Abbr. |
| RFDS | Some mail services: Abbr. |
| NAV | One of the services: Abbr. |
| FDA | Health and Human Services watchdog (abbr.) |
| UPI | Big name in news services: Abbr. |
| USMC | Branch of the armed services: Abbr. |
| CINC | Head man, in the services: Abbr. |
