New Delhi, Nov. 15 -- Carlos Alcaraz was full of smiles as he lifted the trophy for the year-end No. 1 tennis player on Friday.

After a scintillating tussle with Jannik Sinner, Alcaraz secured the ranking on Thursday by sealing a sweep of his three group-stage matches at the ATP Finals.

The 22-year-old Spaniard was presented with the trophy at the Inalpi Arena in Turin, shortly before Sinner's match against Ben Shelton.

"It's a great pleasure for me to be No. 1 in the world again," Alcaraz said. "It's something that I'm working really hard for, with my team every day. It is a goal, to be honest, but I think it is a journey that you're not going through alone.

"It's with your whole team, with your family, with your close people behind ...