LA GUAIRA, Venezuela (AP) — Venezuelans took the search for missing loved ones into their own hands Friday in the aftermath of back-to-back earthquakes, citing the scarcity of government rescuers, as the human toll of the disaster climbed to at least 920 dead and more than 51,000 missing.

Citizens digging through the rubble of their homes said they have seen few state rescue teams in the areas hit hardest by the devastating 7...