Captain America: 75 Heroic Years is a one-hour special documentary that aired on ABC on January 19, 2016.
(From the official press release)
This special one-hour event follows the history of Captain America from 1941 to present and explores how the character has been a reflection of the changing times and the world he has existed in throughout the years. Fans will hear from various Marvel luminaries including Stan Lee, Joe Quesada, Clark Gregg, Ming-Na Wen, Chloe Bennet, Jeph Loeb, Louis D'Esposito, Chris Evans and Hayley Atwell, as well as family members of Cap’s creators. 'Marvel’s Captain America: 75 Heroic Years' will also unveil an exclusive announcement from Marvel Comics.