Sun, sangria and a sea of red... as Pamplona prepares for another gorefest at the running of the bulls

By DAILY MAIL REPORTER Olé: An enormous crowd in Pamplona celebrate the start of the city's world-famous bull-running festival The sangria was flying everywhere as revellers in the city of Pamplona celebrated the first day of the world-famous San Fermin bull-running festival.Tens of thousands of locals and tourists packed into the main Plaza del Ayuntamiento as the traditional shout of 'Viva San