18-year-old Denis Shapovalov defeated Yuki Bhambri, India's No. 2 and world no. 157, 7-6(2), 6-4, 6-7(8), 4-6, 6-1 as Canada leveled the Davis Cup World Group Play-off tie 1-1 on Friday.
Winning the first set 7-6 (2) in a tiebreaker, the Canadian teenager then bettered the performance and won the next set 6-4, but fell 7-6 (6) in the third and then 6-4 in the fourth.
Shapovalov, however, bounced back in a big in the final set and secured the win in what was a marathon clash that lasted nearly four hours.
Earlier, Ramkumar Ramanathan won the first match of the Davis Cup World Group Play-offs.
Ramanathan, ranked 154, defeated debutant Brayden SCHNUR in a marathon four setter.
Daniel Nestor and Vasek Pospisil will be in doubles action on Saturday against Rohan Bopanna and Purav Raja.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)