Washington — The U.S. government shut down Wednesday, Oct. 1, after President Trump and congressional Republicans were unable to avert a lapse in federal funding. Republicans have rejected Democrats' ...

Raquel Celina Rodriguez watches her step as she walks across the Vega de Tilopozo in Chile's Atacama salt flats. It's a wetland, known for its groundwater springs, but the plain is now dry and cracked ...