On this day in 1987, Garry Kasparov won one of the most clutch chess games of all time, defeating Anatoly Karpov in a must-win final-match game to tie the match and keep his world championship title! Play through this game on Chess.com ➡️ http://go.chess.com/Kasparov_Karpov_1987 | Chess.com

On this day in 1996, world chess champion Garry Kasparov defeated a computer, IBM’s Deep Blue, after a six-game match in Philadelphia, Pennsylvania. "It was as tough as a world championship match," Kasparov said after his win. "And believe me, I played very, very seriously." One year later in 1997, Deep Blue defeated Kasparov in a rematch. Watch World News Tonight's report on the triumph. https://abcworldnewstonight.visitlink.me/g2ji6n | ABC World News Tonight with David Muir