THREE animal rights activists were jailed for 12 years each and a fourth imprisoned for four years for a terror campaign against an English guinea pig farm that culminated in a grave robbing. John Ablewhite, Kerry Whitburn and John Smith were today each handed 12-year prison terms at Nottingham Crown Court in central England after pleading guilty to a charge of conspiring to blackmail the farm owners. Josephine Mayo was jailed for four years after admitting a lesser part in the six-year campaign against the Hall family who own a farm in Staffordshire, central England, which bred the rodents for...