Venezuela opposition plots 'zero hour' after big anti-Maduro vote

Energized by a massive vote against President Nicolas Maduro in an unofficial plebiscite, Venezuela's opposition mulled on Monday how to escalate protests and block a new congress it fears may enshrine Socialist Party hegemony.     After months of demonstrations that have led to nearly 100 deaths, the Democratic Unity coalition brought millions onto the streets on Sunday for an informal referendum intended to de-legitimize a leader they call a dictator. [nL1N1K706Q]     Now, opposition leaders are promising "Zero Hour" in Venezuela to demand a general election and stop the leftist Maduro's plan to create a controversial new legislative super-body called a Constituent Assembly in a July 30 vote. More…