• Fierce football derby in Argentina forced to kick off late
• Explosives had been thrown on to the field by fans

The derby game in Argentina’s top flight between Rosario Central and Newell’s Old Boys kicked off late on Sunday after “a number of grenades”, which had been thrown on to the field by fans, blew holes in the playing surface.

The fixture, a local derby between two fierce rivals in the Santa Fe province, is one of the major dates in the country’s football calendar.