Halle (Germany), June 24 (IANS) Top seed Swiss tennis player Roger Federer knocked out the current champion of Halle Open, German Florian Mayer, and advanced to the semi-final of the tournament.Also Read - Omicron Response: List of Countries That Have Put Travel Restrictions To African Nations

Federer, an eight-time winner in Halle, took just over one hour to beat Mayer 6-3, 6-4 in the tournament played on grass on Friday, Efe news reported. Also Read - Omicron Variant Detected In Germany, Mutations Found In Passenger From South Africa

Federer will seek his ninth title in the final against Russian Karen Khachanov, who beat his compatriot Andrey Rublev 7-6 (8), 4-6, 6-3. Also Read - Complete Lockdown In Germany On Cards? Merkel Admin Mulls To Impose Tougher Curbs As Covid Cases Rise

This is published unedited from the IANS feed.