Related Clues:

• Basis for a discrimination claim
• Relay, e.g.
• Queen's Plate, for one
• ''Chariots of Fire'' finale
• 10K, for example
• Streak
• Political activity
• 10K or marathon
• Beat quickly, as a heart
• Career
• See 24 Down
• Boston Marathon, e.g.
• Indy 500, for example
• Stepped on it
• Beat too fast, like a heart