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.

Dramatic images show runners sprinting through the narrow streets as they are chased by six charging 600kg bulls during the fourth running of this year's festival.

Fourteen runners were injured in the fifth running of the bulls at the San Fermin festival in Pamplona on Saturday (July 11). Six of them have been taken to hospital with various…

Americans are the biggest group of foreign bull runners