Remembering Chadwick Boseman Chadwick Boseman, right, posed with comic book legend Stan Lee, the creator of the "Black Panther" superhero, in January 2018 during a premiere of "Black Panther" at The Dolby Theatre in Los Angeles. (Chris Pizzello/Invision/AP, File)
Remembering Chadwick Boseman Chadwick Boseman, left, and Michael B. Jordan attended the Marvel Studios' "Black Panther" news conference to promote the film in January 2018. (Alberto E. Rodriguez/Getty Images for Disney)
Remembering Chadwick Boseman Chadwick Boseman and Angela Bassett introduced a clip from "Black Panther" at the 25th annual Screen Actors Guild Awards in 2019. (Richard Shotwell/Invision/AP File)
Remembering Chadwick Boseman Victor Oladipo of the Indiana Pacers puts on Marvel's Black Panther mask handed to him by Chadwick Boseman during the 2018 NBA All-Star Weekend. (Kevin Mazur/WireImage)
Remembering Chadwick Boseman Chadwick Boseman, left, and Los Angeles Mayor Eric Garcetti spoke backstage at the "Families Belong Together: Freedom for Immigrants" March in June 2018. (Willy Sanjuan/Invision/AP)
Remembering Chadwick Boseman Actor Chadwick Boseman accepts the Best Hero award for 'Black Panther' onstage during the 2018 MTV Movie And TV Awards. (Kevin Winter/Getty Images for MTV)
Remembering Chadwick Boseman Chadwick Boseman attended the world premiere of "Avengers: Infinity War" in April 2018. (Jordan Strauss/Invision/AP)
Remembering Chadwick Boseman Chadwick Boseman greets fans as he arrives at the MTV Movie and TV Awards in
June 2018. (Matt Sayles/Invision/AP)
Remembering Chadwick Boseman Chadwick Boseman was all smiles when he arrived for the Academy Awards in 2016. (Matt Sayles/Invision/AP, File)
Remembering Chadwick Boseman Chadwick Boseman, left , starred with Harrison Ford in "42," the biopic of baseball Hall of Famer Jackie Robinson. (Michael Tran/FilmMagic)