Venezuelans on Tuesday fed a wave of discontent seeking to drive President Nicolás Maduro from office, turning out into the streets in massive protests. But even as the opposition hailed new momentum, its leaders conceded that their bid to bring down the socialist government appeared to be morphing into a longer-term struggle. Through strong U.S. sanctions, international isolation and street protests, the opposition and its foreign allies led by the Trump administration had hoped to rapidly achieve Maduro’s ouster. But nearly three weeks after Juan Guaidó, head of the opposition-controlled National […]