Olympic Refugee swimmer Yusra Mardini has extraordinary story

Olympic Refugee swimmer Yusra Mardini has an extraordinary story that will surly met anyone's heart.She and her sister are responsible for helping to save the lives of 20 people, including their own, after jumping off their sinking dinghy into the Aegean Sea and pushing their boat to land. Mardini, who now lives in Berlin, will compete in the women’s 100-metre butterfly and freestyle heats.