Cocaine seizures in Europe are up more than fivefold in 10 years as a host of cartels take root. A four-month Guardian investigation reveals the true scale of a continent-wide shiftA four-month investigation by the Guardian has revealed that the surge in cocaine trafficking to Europe is directly linked to the expanding presence of Latin American criminal networks in Europe, where they have forged close ties with local mafia organisations.The investigation, utilising databases, police and intelli