How the man’s tattoos gave him awaySpanish National Police arrested John Rocks, 37, in central Madrid on Saturday August 1, bringing a complex investigation that began two years earlier to an end. He carried no identity documents, did not cooperate with the identification process and supplied officers with different details about himself. Then a comparison of his visible tattoos indicated they had found the wanted man, with fingerprint analysis formally confirming his identity later on. The search began among Benidorm’s expat populationThe Spanish investigation began in 2024 after information arrived from British police suggesting that Rocks could be hiding in Spain. Extradition between the UK and European Union countries operates under the surrender provisions of the EU–UK Trade and Cooperation Agreement, introduced after Brexit.