Watch Clip
Brain Wars: Jose Barco
1m 36s
Despite brain trauma, he pestered his doctors to declare him fit for duty
FRONTLINE explores and illuminates the critical issues of our times - from business and health to social issues, politics and war.
Video description: With Vladimir Putin facing down a mutiny, how the Russian leader reached this moment of crisis. The story of Putin’s rise, his clashes at home and abroad, and how his troubled Ukraine war led to the greatest threat yet to his grip on power.
Check out the new streaming service from Cascade PBS, which pairs your PBS favorites with an ever-growing selection of TV series and films from around the world. Enjoy dedicated mobile and TV apps.