p class="TEXT_w_Indent">Also tonight, it's the chilling Frontline
(8 p.m., KUED/Ch.7) documentary "League of Denial: The NFL's Concussion Crisis."
It makes the NFL look terrible, because the league not only hid information about the danger of head injuries but actively tried to discredit research that indicated that was true. And it's a wake-up call for parents of any child who wants to play football.
Elsewhere on TV ...
Baseball playoffs: Oakland Athletics at Detroit Tigers (3 p.m., TBS); Boston Red Sox at Tampa Bay Rays (6:30 p.m., TBS)
NCIS (7 p.m., CBS/Ch. 2): A Navy lieutenant disappears.
Marvel's Agents of S.H.I.E.L.D. (7 p.m., ABC/Ch. 4): The team tries to rescue a kidnapped scientist.
The Originals (7 p.m., CW/Ch. 30): Rebekah arrives in New Orleans.
NBA preseason (7 p.m., ROOT): Golden State Warriors at Utah Jazz
Brooklyn Nine-Nine (7:30 p.m., Fox/Ch. 13): Jake hits on a medical examiner at a crime scene.
NCIS: Los Angeles (8 p.m., CBS/Ch. 2): A classified vaccine program is jeapordized.
The Goldbergs (8 p.m., ABC/Ch.4): Barry gets a job.
The Voice (8 p.m., NBC/Ch. 5): A look back at the best of the blind auditions.
New Girl (8 p.m., Fox/Ch. 13): Schmidt tries to ruin Jess and Nick's relationship.