National Guard troops used tear gas and rubber bullets to disperse thousands of opponents of President Hugo Chavez rallying near a summit of the Group of 15 developing nations in the Venezuelan capital. The demonstration by some 30,000 was called as Chavez’s political foes awaited news on whether Venezuela’s electoral authorities will organize a recall referendum against Chavez, who was at the summit. Television showed guardsmen — on foot, motorbike and behind the crowd in tanks — arguing with demonstrators and then using tear gas to break up the rally. Some demonstrators hurled rocks at police who used riot shields to protect themselves. At least seven people were hurt, authorities said. “We gave our signatures, now set the date,” read protest banners demonstrators waved over their heads. Full Story