Why border collies usually win the agility contest at Westminster
Border collies combine brains, speed, and stamina to dominate Westminster Kennel Club's Masters Agility Championship, taking nine of the event鈥檚 first 12 titles since 2014. (AP Video: Ted Shaffrey)
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Speed, trust and teamwork take center stage as elite dogs and handlers race through Westminster鈥檚 agility competition, highlighting the athletic side of America鈥檚 most famous dog show.
