Basque policemen charge on radical Basque as a petrol bomb explodes near them during confrontations in the Basque town of Renteria May 31 1998. Supporters of ETA Basque separatist guerrillas caused chaos in the town with violent protests after ultra-rightist leader Ricardo Saenz de Inestrillas held a political rally widely seen as a provocation. Three policemen were injured in the skirmishes.