Sam Kelly in Argentina

On Sunday, Velez Sarsfield were hosting San Lorenzo de Almagro. The two clubs aren't traditional rivals but have, over the last few years especially, had to contend with a very heated atmosphere whenever they've played. One San Lorenzo fan got into an altercation during a routine police security check (most accounts seem to agree on that) and then .

Related

• Clausura 2011: Racing win big & River finally lose (video)
• Los incidentes de Vélez - San Lorenzo.
• Torneo Clausura 2011: round 9 fixtures