sentences:  The Park County Police Department was first seen with a similar character named Lieutenant Dawson in "Lil' Crime Stoppers", also voiced by Parker with a similar design, voice, and role, while Yates was first shown working for the FBI in "Christian Rock Hard" in a similar building.Yates was briefly shown working for the older South Park Police Department in "Casa Bonita".Though the character has since been firmly established as a detective in South Park, occasionally he is still seen elsewhere - in "Free Willzyx" he and his men were investigating the theft of an orca whale in Denver.