In this aerial photo taken Aug 3, 2023 and released by David Zhang, parcels at a delivery center float on the surface after floods hit Zhuozhou in northern China's Hebei province. Heavy rain and high water levels of China's northeastern rivers are threatening cities downstream, prompting the evacuation of thousands. Hebei province, which surrounds the capital Beijing on three sides, issued alerts for several of its cities. (David Zhang via AP)