A permanent, indelible mark on the inside of the upper lip used to identify the horse. In Quarter Horses the letter/number combination is five numbers or four numbers ending in a letter. In Thoroughbreds, it is a letter followed by five numbers.
Congratulations to Laurel Humbert, winner of this week's Fan Photo Contest!
From Laurel: "D. Wayne Lukas and Pennsylvania Derby winner Will Take Charge meet and make lifelong fans of visitors on the Churchill Downs backside." Want in? E-mail a .jpg with a brief caption to firstname.lastname@example.org.