Related Clues:

• Kind of marker
• Horse's gait
• Rate of movement
• A lap a minute, e.g.
• Marathoner's concern
• Distance not run in the Olympics
• Display anxiety, in a way
• Horse's motion
• Wear a rut in the rug
• Denver elevation
• Jockey's concern
• 5,280 feet
• Pedometer unit
• Horse-race distance
• Eight furlongs