Police have raided addresses in and around London and arrested 22 people in an operation aimed at "dismantling" a 100m drug trafficking operation. About 500 police officers were involved in raids on 30 homes and business premises and an estimated 100 kilograms of cocaine, worth 5m, was seized. At one fortified house a digger was used to smash through a perimeter wall. Detective Superintendent Steve Richardson said the raids had struck a "huge blow" to the drugs industry. Police also seized large quantities of cash and a number of guns during raids at addresses across London, Surrey and Essex. Sledgehammers At a house in Hillingdon, west London, a police driver used a digger to break through the brick and steel perimeter wall shortly after 0500 GMT as a police helicopter hovered overhead. Dozens of officers using sledgehammers and angle grinders burst into the house seconds later. We have targeted the key players in a serious and organised criminal network...