Clean start to Pamplona's running of the bulls (AP)



Revelers are surprised by an angry leading ox, used to drive the fighting bulls during the running of the bulls at the San Fermin fiestas on Thursday, July 7, 2011, in Pamplona, Spain. (AP Photo/Daniel Ochoa de Olza)AP - Thousands of thrill-seekers dashed ahead of six fighting bulls in the streets of the northern Spanish city of Pamplona on Thursday in a fast first running of the bulls in this year's San Fermin festival.