Venezuela opposition scraps Maduro trial but presses demands

By Diego Oré and Fabian Cambero CARACAS (Reuters) - Venezuela freed four activists and the opposition postponed a symbolic trial in congress of President Nicolas Maduro on Tuesday even as it warned it would quit Vatican-backed talks in a matter of days if tough conditions were not met. Maduro met with opposition leaders on Sunday for the start of talks to ease a political standoff between the ruling Socialist Party and the opposition-led parliament during a spiralling economic crisis. As