When young Syrian refugee Yusra Mardini realized her boat's engine shut down as she was traveling from Syria to Greece with other refugees, there was no hesitation: she dove into the water. This act of bravery saved the lives of a boatload of refugees heading to Turkey from Syria. After her arrival in Greece, Mardini worked toward a lifelong goal: to compete in the Olympics. She succeeded. An inspiring account of a young woman who followed her dreams and an imperative look at the refugee crisis.