Antiques Roadshow fans have begged a guest not to sell his priceless item from an Indiana Jones movie. The PBS version of the BBC show - which airs in the US - welcomed a guest with a valuable item from the hit Harrison Ford movie series. The guest visited Crocker Art Museum in Sacramento County with a prototype for the Ark of Covenant from the 1981 movie Indiana Jones: Raiders of the Lost Ark. The guest was given the item by his dad, who worked on the film. The guest explained: "This is the Ark of the Covenant that was...