A reveler celebrates during the launch of the “Chupinazo” rocket, to celebrate the official opening of the 2015 San Fermin Fiestas, in Pamplona, northern Spain, Monday, July 6, 2015. Revelers from around the world kick off the festival with a messy party in the Pamplona town square, one day before the first of eight days of the running of the bulls. (Photo by Alvaro Barrientos/AP Photo)
