The answers to the clues below will have something in common.

1. Where an injured Mr. Hood climber might be taken
2. Johns Hopkins University physician
3. CSA headquarters military benefits provider
4. Rodger and Hammerstein's musical approval
5. Gem State driver's license
6. X-ray image taken in a Yale University hospital

Answers:

1. Portland, OR (operating room)
2. Baltimore MD
3. Richmond, VA
4. Oklahoma OK 
5. Idaho ID
6. New Haven, CT scan

Credit: Lynn Lempel (adapted)