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: FRONTLINE and NPR investigate the rise of severe black lung disease among coal miners, and the failure to respond. The documentary reveals the biggest disease clusters ever documented, and how industry and government failed to protect miners.
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.