Coco Gauff

PARIS — Coco Gauff reached her second final at Roland-Garros by beating Loïs Boisson 6-1, 6-2 on Thursday to end the surprising, upset-filled run by a French wild-card entry who is ranked No. 361.

The victory by No. 2 Gauff sets up a blockbuster championship match against No. 1 Aryna Sabalenka on Saturday.

Sabalenka is a three-time major champion and earned a shot at a fourth by ending Iga Swiatek’s 26-match French Open winning streak. Sabalenka’s 7-6 (1), 4-6, 6-0 win in the semifinals...