Jimmy Buffett, Gladys Knight among performers for 'A Capitol Fourth' special

Jimmy Buffett and Gladys Knight are among the acts on the bill for the 2021 edition of PBS' A Capitol Fourth television special. Airing on July 4, it's the 41st annual broadcast of the program. 

The show will also feature a live fireworks display over the D.C. skyline, as well as tributes to the men and women of the military and their families, plus a salute to the U.S. Olympic and Paralympic Teams ahead of this year's Olympics Games in Tokyo.