Back to Show
Watch Preview
FRONTLINE
League of Denial: The NFL's Concussion Crisis
Season 2013
Episode 16
The National Football League presides over America's indisputable national pastime, but the league is under assault: Thousands of former players have claimed it tried to cover up how football inflicted their long-term brain injuries. What did the NFL know, and when did it know it? In a special two-hour investigation, FRONTLINE reveals the hidden story of the NFL and brain injuries.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

54:23
FRONTLINE investigates the lives and views of JD Vance and Tim Walz as they run for vice president.

1:54:23
Investigating the lives & characters of Kamala Harris and Donald Trump as they seek the presidency.

1:24:23
Investigating allegations of fraud and abuse in South Korea’s historic foreign adoption boom.

1:53:51
Examining Biden’s rise to the presidency, the forces that shaped him and his decision to step aside.

53:50
Investigating the rise of far-right extremism in Germany and the fight against it.

53:51
The inside story of the protests dividing college campuses over Israel and the war in Gaza.

1:53:51
Filmed over 34 years, two families struggle to survive in a changing American economy.

1:24:22
Exposing the shadowy figure at the heart of a corruption scandal spanning from Venezuela to the U.S.

54:23
Investigating deaths after police used "less-lethal force."

54:21
How thousands of Ukrainian children have been taken and held in Russian-controlled areas.

2:24:23
The criminal cases against former President Trump tied to his 2020 election loss.

26:21
Beyond Gaza, the power of Hamas, Hezbollah and other forces in the region.