Australian Open: Learner Tien becomes youngest man in last 16 since Nadal
American qualifier Learner Tien, youngest man in 20 years to reach Australian Open fourth round, continues fairytale run.
Teen qualifier Tien surges into Australian Open last 16
MELBOURNE: Teenage qualifier Learner Tien on Saturday became the youngest man to reach the Australian Open fourth round since Rafael Nadal in 2005 when he overc ...