CNN: Record-breaking temperatures have been searing large swaths of China, resulting in dozens of heat-related deaths and prompting authorities to issue a national alert. People are packing into swimming pools or taking refuge in caves in their attempts to escape the fierce temperatures. Local governments are resorting to cloud-seeding technology to try to bring rain to millions of acres of parched farmland. The worst of the smoldering heat wave has been concentrated in the south and east of the country,...