Germany’s Alexander Zverev returned to motion after six months out with an ankle damage on the Diriyah Tennis Cup exhibition in Saudi Arabia on Thursday.
On his return he beat Dominic Thiem earlier than dropping to 2021 US Open champion Daniil Medvedev 6-4 6-0.
British primary Cameron Norrie reached the semi-finals by beating Greek high seed Stefanos Tsitsipas.
The world quantity 14, who earlier defeated Australian Nick Kyrgios, gained 6-4 6-4.
Zverev will play Stan Wawrinka within the final 4 after the Swiss beat Russia’s Andrey Rublev.
Zverev had deliberate to return on the Davis Cup in September however withdrew as a result of he was experiencing “excessive ache”.
The Olympic champion left court docket in a wheelchair after his damage in Paris.
