This NPR News Now episode covers the ongoing search for survivors in Venezuela after deadly earthquakes, with concerns over sanitation and mass graves. It reports on extreme heat affecting Fourth of July celebrations in Washington, D.C., and the Trump administration’s milestone of launching three experimental nuclear reactors. Other stories include Lionel Messi’s World Cup performance, Kiko Fujimori’s election victory in Peru, a box office boost for Hollywood due to the heat wave, and a mission to rescue NASA’s Swift Observatory.