As NFL quarterback Boomer Esiason was about to step onto the practice field for the New York Jets in 1993, shortly after being traded to the team, he was quickly pulled off to take an urgent phone call from his wife, Cheryl. Their two-year-old son, Gunnar, had been rushed to Cincinnati Children's Hospital. Shortly thereafter, Gunnar was diagnosed with cystic fibrosis, an inherited genetic disorder that causes mucus to build up and damage organs in the body, particularly the lungs, and often