Thousands rallied in the streets of Venezuela’s capital on Saturday to support an opposition candidate who they believe won the presidential election by a landslide. Authorities have declared President Nicolás Maduro the winner of last Sunday’s national elections in Venezuela but have yet to produce voting tallies to confirm his win. Maduro’s government arrested hundreds of opposition supporters who had taken to the streets in the days after the disputed poll, and he has also threatened to lock up opposition leader María Corina Machado and her hand-picked presidential candidate, Edmundo Gonzál…