Running of the bulls bullring, which acts as a funnel as it is much narrower than the previous street. In such cases injuries come both from asphyxia and contusions to those in the pile and from goring if the bulls crush into the pile. This kind of blocking of the entrance has occurred at least ten times in the history of the run, the last occurring in 2013 and the first dating back to 1878. A runner died of suffocation in one such pile up in 1977. Overall, since record-keeping began in 1910, 15 people have been killed in the bull running of Pamplona,
Running of the bulls (42.195 km), half-marathon (21.097 km), or 10 km road race that concludes with the final 900m of each race using the route, runners crossing the finish line inside the bullring. Many opponents argue that bulls are mentally injured by the harassment and voicing of both participants and spectators, and some of animals may also die because of the stress, especially if they are roped or bring flares in their horns (bou embolat version). Despite all this, the festivities seem to have wide popular support in their villages Many animal rights activists oppose the event. PETA activists created the Running of