Isner hit a backhand up the line Thursday to win the last of the match’s 980 points, and he beat Nicolas Mahut in the fifth set, 70-68.

Marathon tennis matches keep fans on their toes and push professionals to the brink. Learn more about the longest major matches in history now.

Eleven hours and five minutes, spread out over three days, finally produced a winner in what was by far the longest pro tennis match ever. John Isner defeated Frenchman Nicolas Mahut in the fifth set, ...