Deal will be subjected to referendum vote before it comes into force.
Inquiry alleges human rights abuse in a drug-related shootout last year.
Suspect was arrested last year for supporting IS group on social media.
More than 1,000 missing and murder cases reported over three decades.
Recent killings of three 12-year-old girls sparked nationwide protests.
Two killed and more than a dozen wounded at Club Blu in Florida.
Country hit by severe shortage of food, medicine and other supplies.
Opposition blames economic woes on the government's poor policies.
Violence erupted after two protesters killed in police firing earlier this week.
Venezuelan president shut frontier last year on security grounds.
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