Mixed-breed dog wins Westminster Dog Show's agility competition for first time

A Maryland dog named Nimble took home major titles at the 148th Westminster Dog Show after racing through the event's agility competition, becoming the first mixed-breed dog to win the event. 

Nimble, handled by Cynthia Hornor, was named the Masters Agility Champion Winner and the All American Dog winner. The latter prize goes to the highest-scoring pup in the Masters Agility competition. 

Nimble also placed first in the event's 12-inch class.