Alexander Zverev sealed Europe a dramatic Laver Cup victory over Team World in Geneva on Sunday, as the German beat Milos Raonic in the deciding singles match. The holders trailed 11-7 midway through the final day but Zverev, after Roger Federer had edged past John Isner, downed Raonic 6-4, 3-6, 10-4 to deny John McEnroe’s visitors their maiden triumph in the third edition of