What is the gist in pages 28-37 in unbroken

In early years, Louis Zamperini was an irredeemable criminal. As a youth, he controlled his boldness into running, discovering an exceptional talent that had carried him to the Berlin Olympics. During World War II, the sportsperson became an airman, boarding on a journey that led to a destined flight on a May afternoon in 1943. When his army airplane bomber crashed he’s one of the survival floating on a foundering life raft away from the land. Zamperini gets thirsty and starving. He is thriving for the limits of endurance.