Nagal registers biggest win in ATP

BUENOS AIRES:

India's Sumit Nagal registered the biggest win of his career when he stunned second seed Cristian Garin of Chile in straight sets to enter the quarter finals of the Argentina Open ATP 250 tournament here. Nagal, ranked 150, produced high-class tennis on Wednesday to register an impressive 6-4 63 second round win over his Chilean rival, who is ranked way above at the 22nd spot in the ATP chart.