<span style="color: #222222;">The death toll from a mudslide in China's northwestern city of Xian has risen to 21. The city's emergency management authority said, six people are still missing. China is grappling with unusually high summer rainfall. A video released by the official Xinhua news agency showed broken trees and rubble piling up along muddy roads in a village, with houses and infrastructure damaged or destroyed.</span><br />