Black Panther film star Chadwick Boseman, an actor whose work celebrated African-American pioneers and culture, has died at age 43 after a four-year battle with colon cancer, according to an announcement posted on Friday to his social media accounts.

Boseman, a native of South Carolina who began his screen career in episodes of television dramas such as Third Watch, Law & Order and ER, passed away at his home, with his wife and family at his side, the statement on Twitter and Facebook said...