As Kalyna Mazal put gauze pads into a plastic bag, part of a volunteer assembly line making emergency medical kits to send to Ukraine, she was thinking, “ This could save someone’s life — who knows?... “ You worry about not just the country surviving, but the people in it, ” he said. Aid to Ukraine: Organizations face major challenges delivering humanitarian helpThey know it’s important to donate money, he said, but many also longed for a more tangible way to help.... Her father was 8 years ol