PAMPLONA, SPAIN - JULY 08: A Toro del Fuego, flaming bull, is run through the streets of Pamplona on the second day of the San Fermin running of the bulls on July 8, 2012 in Pamplona, Spain. Pamplona's famous Fiesta de San Fermin, which involves the running of the bulls through the historic heart of Pamplona for eight days starting July 7th, was made famous by the 1926 novel of U.S. writer Ernest Hemmingway called 'The Sun Also Rises.' (Photo by Pablo Blazquez Dominguez/Getty Images) (2012 Getty Images)
A cow jumps over revelers in a bullring during the second running of the bulls at the San Fermin fiestas, in Pamplona northern Spain, Sunday, July 8, 2012. (AP Photo/Ivan Aguinaga) (AP2012)
Spanish bullfighter Rafaelillo performs with a Miura's ranch fighting bull during a bullfight of the San Fermin festival, in Pamplona, Spain, Sunday, July 8, 2012 in Pamplona, Spain. (AP Photo/Daniel Ochoa de Olza) (AP2012)
A reveler is tossed by a Dolores Aguirre Yabarra ranch fighting bull during the running of the bulls of the San Fermin festival, in Pamplona Spain, Saturday, July 7, 2012. (AP Photo/Daniel Ochoa de Olza) (AP2012)
PAMPLONA, SPAIN - JULY 07: A Dolores Aguirre fighting bull drags a runner along on the first day of the San Fermin running-of-the-bulls on July 7, 2012 in Pamplona, Spain. Pamplona's famous Fiesta de San Fermin, which involves the running of the bulls through the historic heart of Pamplona for eight days starting July 7th, was made famous by the 1926 novel of U.S. writer Ernest Hemmingway called 'The Sun Also Rises.' (Photo by Pablo Blazquez Dominguez/Getty Images) (2012 Pablo Blazquez Dominguez)
PAMPLONA, SPAIN - JULY 08: Runners make space for a Miura fighting bull before entering the Estafeta corner on the second day of the San Fermin running-of-the-bulls on July 8, 2012 in Pamplona, Spain. Pamplona's famous Fiesta de San Fermin, which involves the running of the bulls through the historic heart of Pamplona for eight days starting July 7th, was made famous by the 1926 novel of U.S. writer Ernest Hemmingway called 'The Sun Also Rises.' (Photo by Jasper Juinen/Getty Images) (2012 Getty Images)
PAMPLONA, SPAIN - JULY 08: A Miura fighting bull collides with a runner along the Estafeta Street on the third day of the San Fermin running of the bulls on July 8, 2012 in Pamplona, Spain. Pamplona's famous Fiesta de San Fermin, which involves the running of the bulls through the historic heart of Pamplona for eight days starting July 7th, was made famous by the 1926 novel of U.S. writer Ernest Hemmingway called 'The Sun Also Rises.' (Photo by Pablo Blazquez Dominguez/Getty Images) (2012 Getty Images)
A reveler is tossed by a bull in the bull ring, at the end of third running of the bulls at the San Fermin fiestas, in Pamplona northern Spain, Monday, July 9, 2012. (AP Photo/Alvaro Barrientos) (AP2012)
PAMPLONA, SPAIN - JULY 09: Revelers run through Estafeta street on the third day of the San Fermin running-of-the-bulls on July 9, 2012 in Pamplona, Spain. Pamplona's famous Fiesta de San Fermin, which involves the running of the bulls through the historic heart of Pamplona for eight days starting July 7th, was made famous by the 1926 novel of U.S. writer Ernest Hemmingway called 'The Sun Also Rises.' (Photo by Jasper Juinen/Getty Images) (2012 Getty Images)
A cow jumps over revelers in a bullring during the second running of the bulls at the San Fermin fiestas, in Pamplona northern Spain, Sunday, July 8, 2012.(AP Photo/Ivan Aguinaga) (AP2012)
A bull jumps over revelers in the bull ring, at the end of third running of the bulls at the San Fermin fiestas, in Pamplona northern Spain, Monday, July 9, 2012. (AP Photo/Alvaro Barrientos) (AP2012)
Numerosos asistentes al segundo dìa de la fiesta de San Fermín en Pamplona tratan de evitar a uno de los toros del encierro el domingo 8 de julio de 2012. (Foto AP/Alvaro Barrientos) (Copyright 2012 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.)
Revelers run on the Estafeta corner as a fighting bull from Miura ranch go on the way during the second running of the bulls at the San Fermin fiestas, in Pamplona northern Spain, Sunday, July 8, 2012. (AP Photo/Alvaro Barrientos) (AP2012)
Revelers run in front of a Cebada Gago ranch fighting bull during the running of the bulls of the San Fermin festival, in Pamplona, Spain, Monday, July 9, 2012.(AP Photo/Daniel Ochoa de Olza) (AP2011)
A cow jumps over revelers on the bull ring, at the end of third running of the bulls at the San Fermin fiestas, in Pamplona northern Spain, Monday, July 9, 2012. (AP Photo/Alvaro Barrientos) (AP2012)
PAMPLONA, SPAIN - JULY 08: A Miura fighting bull collides with a runner along the Estafeta Street on the third day of the San Fermin running of the bulls on July 8, 2012 in Pamplona, Spain. Pamplona's famous Fiesta de San Fermin, which involves the running of the bulls through the historic heart of Pamplona for eight days starting July 7th, was made famous by the 1926 novel of U.S. writer Ernest Hemmingway called 'The Sun Also Rises.' (Photo by Pablo Blazquez Dominguez/Getty Images) (2012 Getty Images)