Stoppage idled ports, trains, city buses, and disrupted air travel.
Venezuela's president cautioned opposition leaders to keep their expectations modest.
24 suspected of links to the militant group have been detained.
Two sides will hold talks "in public" in attempt to end weeks of anti-government protests.
Groups have set up barricades to thwart security forces.
Basic services still out in the port city nearest epicenter of quake.
Protests started in San Cristobal and spread to capital city Caracas.
Part of efforts to drive out drug gangs before World Cup.
Effort to spark regime change via social media backfires. Americas,U.S.,Associated Press,Bruno Rodriguez,Cuba,Pakistan,Turkey,Twitter,United States,United States Agency for International Development,USAID,White House,Lora Moftah
Quake of magnitude 7.6 prompted precautionary tsunami alert.
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