

As a medical team tries to understand 10-year-old Maya Kowalski's rare illness, they begin to question her parents. Suddenly, Maya is in state custody, and her family is desperate to bring their daughter home.

Ten years before the debut of the Ultimate Fighting Championship, two karate promoters and their fighters, a rough group of barroom brawlers, bikers, teachers and steel workers, pioneered the first mixed-martial arts league in the...