(Christopher Furlong/Getty Images)

(Christopher Furlong/Getty Images)

(Christopher Furlong/Getty Images)

(Christopher Furlong/Getty Images)

(Christopher Furlong/Getty Images)

(Christopher Furlong/Getty Images)

(RAFA RIVAS/AFP/Getty Images)

(PEDRO ARMESTRE/AFP/Getty Images)

(PEDRO ARMESTRE/AFP/Getty Images)

(RAFA RIVAS/AFP/Getty Images)

Michael Hemingway (a destra), il pronipote 17enne di Ernest Hemingway, fa una foto durante il lancio del 'Chupinazo' che celebra l'inizio ufficiale di San Firmino a Pamplona
(AP Photo/Alvaro Barrientos)

(PEDRO ARMESTRE/AFP/Getty Images)

(Christopher Furlong/Getty Images)

Revellers cheer and throw red wine as they prepare for the opening and the firing of the 'Chupinazo' rocket which starts the 2014 Festival of the San Fermin Running of the Bulls on July 6, 2014 in Pamplona, Spain. The annual Fiesta de San Fermin, made famous by the 1926 novel of US writer Ernest Hemmingway entitled 'The Sun Also Rises', involves the daily running of the bulls through the historic heart of Pamplona to the bull ring.

(Pablo Blazquez Dominguez/Getty Images)

PAMPLONA, SPAIN - JULY 06: Thousands of revellers sing and dance during the opening and the firing of the 'Chupinazo' rocket which starts the 2014 Festival of the San Fermin Running of the Bulls on July 6, 2014 in Pamplona, Spain. The annual Fiesta de San Fermin, made famous by the 1926 novel of US writer Ernest Hemmingway entitled 'The Sun Also Rises', involves the daily running of the bulls through the historic heart of Pamplona to the bull ring. (Photo by Pablo Blazquez Dominguez/Getty Images)

PAMPLONA, SPAIN - JULY 06: Revellers are soaked in water and wine thrown from balconies during the opening and the firing of the 'Chupinazo' rocket which starts the 2014 Festival of the San Fermin Running of the Bulls on July 6, 2014 in Pamplona, Spain. The annual Fiesta de San Fermin, made famous by the 1926 novel of US writer Ernest Hemmingway entitled 'The Sun Also Rises', involves the daily running of the bulls through the historic heart of Pamplona to the bull ring. (Photo by Pablo Blazquez Dominguez/Getty Images)

PAMPLONA, SPAIN - JULY 06: A band plays music during the opening and the firing of the 'Chupinazo' rocket which starts the 2014 Festival of the San Fermin Running of the Bulls on July 6, 2014 in Pamplona, Spain. The annual Fiesta de San Fermin, made famous by the 1926 novel of US writer Ernest Hemmingway entitled 'The Sun Also Rises', involves the daily running of the bulls through the historic heart of Pamplona to the bull ring. (Photo by Pablo Blazquez Dominguez/Getty Images)

(Christopher Furlong/Getty Images)

(Christopher Furlong/Getty Images)

(AP Photo/Andres Kudacki)

(AP Photo/Alvaro Barrientos)