Authorities in Venezuela say 12 people were killed overnight following looting and violence in the South American nation's capital amid a spiralling political crisis.
The Public Ministry confirmed the deaths overnight and said another six were hurt.
Most of the deaths took place in El Valle, where opposition leaders say 13 people were hit with an electrical current while trying to loot a bakery protected by an electric fence.
Tens of thousands flooded the streets of Caracas and other Venezuelan cities on Thursday, battling security forces in what's been dubbed the "mother of all marches" against President Nicolas Maduro.
Protesters made an unsuccessful attempt to march to downtown Caracas as security forces fired tear gas and rubber bullets into the crowd.
Dozens even had to slide down a concrete embankment and into the Guaire River to escape the noxious fumes.
A teenager, a woman and a national guardsman were killed in the clashes across the country.
Protests began three weeks ago over the Supreme Court's decision to strip the opposition-controlled congress of its last remaining powers, a move that was later reversed but not before enraging the opposition and causing a storm of international criticism.
The charges that Venezuela is moving toward a full-blown dictatorship come against the backdrop of an ever-deepening economic crisis.
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