Police officer Dennis Dominguez was patrolling streets on horseback. Suddenly, he spotted four men involved in a fight. As Dominguez approached, one of the men attempted to flee on foot. With the help of his horse, Justice, Dominguez promptly chased down the man and arrested him. In cities across the country, retired racehorses like Justice are finding new careers fighting crime. Because of their abilities, the horses improve the quality of police work. Horses are used to patrol city streets, parking lots, and schools.