A heifer is surrounded by revellers at Pamplona's bullring after the sixth running of the bulls at the San Fermin festival in Pamplona, Spain July 12, 2011. Two people were gored in a run that lasted two minutes and 16 seconds, according to local news sources. [Photo/Agencies]

A heifer runs over a reveller after the fifth running of the bulls at the San Fermin festival in Pamplona July 11, 2011. [Photo/Agencies]