Turin, Nov. 12 -- Felix Auger-Aliassime showcased his trademark composure and indoor mastery on Wednesday, pulling off a thrilling comeback win over Ben Shelton to keep his semi-final hopes alive at the Nitto ATP Finals, as per the official website of ATP.

The 25-year-old Canadian was just two points away from defeat in a tense second-set tie-break but showed remarkable grit to turn the match around, eventually sealing a 4-6, 7-6(7), 7-5 victory in two hours and 25 minutes. Despite constant pressure from Shelton's aggressive serve-and-volley game, Auger-Aliassime held his nerve to record his 20th deciding-set win of the season.

"He was playing much better than me at the start," Auger-Aliassime said, as quoted from the official website o...