Check (pattern) a board used for playing checkers and chess, and in heraldry. The check pattern has a number of symbolic meanings. In auto racing, the chequered flag is displayed at the finishing line to signal that the race has finished. It originates from the "checkers" who watched the finishing line and checked when cars had finished the race. They began using chequered flags to identify themselves. In some countries, the check pattern has become a symbol of the police. Known as "Sillitoe Tartan", it was first used in Glasgow in the 1930s and was inspired by a pattern worn by some
Police vehicles in the United States and Canada as well as Crown Victorias, and police editions of Chevrolet Impalas. Dodge Durangos and Ford Explorers have also been spotted. A number of Drug Abuse Resistance Education (DARE) programs in local police departments have some notable vehicles marked as police cars to promote the program. The DARE cars appear at schools and in parades. Typically these cars are high-end or performance cars that have been seized in a drug raid. They are used to send the message that drug dealers forfeit all their glamorous trappings when they get caught. Cars include the Chevrolet Corvette, Ford Mustang, and Humvee. Ford ceased