reuters:

Inmates working at a correctional unit’s print shop in Vermont sneaked a prank image of a pig into a state police crest that is emblazoned on police cars, and 30 cruisers sported the design for the last year, according to officials.

The official crest depicts a spotted cow against a background of snowy mountains, but the inmates’ version featured one of the cow’s spots shaped like a pig in an apparent reference to the pejorative word for police, state police spokeswoman Stephanie Dasaro said.

Read more: U.S. inmates hide pig in official police car decal