Three days of national mourning began Wednesday in Mozambiqueafter one of the most destructive storms to strike southern Africa in decadeskilled hundreds of people. Cyclone Idai, packing sustained winds of up to 170 kilometersper hour, hit Mozambique’s port city of Beira last Thursday before sweepinginland to Zimbabwe and Malawi. Forecasters predict more torrential rains are expected throughThursday and floodwaters are still rising. Aid groups are trying to transportessential goods to desperate survivors. President Filipe Nyusi said Idai had killed more than 200 peoplein Mozambique and that rescuers were still finding bodies. After flying overaffected areas on Monday, he added that he expected the death toll to exceed1,000. Officials confirmed death toll in Mozambique, Zimbabwe and Malawi stood at more than 300.