Britain's Alfie Hewett produced a stunning fightback to reach the French Open men's wheelchair final and move closer to defending the title.
Hewett, 23, won 1-6 7-5 7-6 (8-6) against Argentine second seed Gustavo Fernandez at Roland Garros.
Hewett trailed 5-1 in the deciding set and saved three match points in the tie-break.
The reigning champion, going for a third title, will play Japanese top seed Shingo Kunieda in the final.
Kunieda won 5-7 6-0 6-4 against France's Stephane Houdet in the other semi-final.
Later on Saturday, British second seed Andy Lapthorne meets Sam Schroder of the Netherlands in the quad wheelchair semi-finals.
Hewett also returns to court to play in the men's wheelchair doubles alongside fellow Briton Gordon Reid. The top seeds take on Fernandez and Kunieda in the semi-finals.