Cobolli downs Tiafoe to claim Mexican Open
Cobolli, the world number 20, overcame a stubborn performance from Tiafoe to complete a 7-6 (7/4), 6-4 victory in two hours and nine minutes at the Arena GNP Seguros.
Cobolli had taken a hard-fought first set on a tie break after Tiafoe saved a set point on his own serve at 5-4 down.
Cobolli dominated the tie break, racing into a 6/4 lead and taking the set after Tiafoe slashed a forehand wide.
Tiafoe was soon under pressure in the second set, suffering a break of serve to go 3-2 down before Cobolli held for a 4-2 lead.