Lehecka stuns Alcaraz to reach Qatar Open semi-finals

Carlos Alcaraz suffered a shock defeat in the Qatar Open quarterfinals as Jiri Lehecka staged a remarkable comeback to prevail 6-3, 3-6, 6-4. The Czech will face Jack Draper in the semi-finals, while Andrey Rublev and Félix Auger-Aliassime also advanced after hard-fought encounters.