Related Clues:

• Sacagawea, for one
• Pool employee
• Shield
• One's conscience, hopefully
• There's one right and left of center
• Leader
• Allen Iverson or Vince Carter
• Word with tour or TV
• Tourist's aid
• Employee of the Frick
• On either side of the center
• Custodian
• Escort
• Sacagawea, e.g.
• Museum head