Bulls knocked people to cobblestones while stumbling runners caused several pileups during 2.5 minute run

The fourth San Fermin bull run was once again a fast and dangerous dash along the cobbled streets of Pamplona.

One runner has been gored in the face and many more were fortunate to not be seriously injured during a chaotic bull run at Spain’s San Fermin festival on Saturday

Americans are the biggest group of foreign bull runners