Tennis youngster Jannik Sinner. © Sposito

Sinner and world star Sharapova: Amusing Instagram tease

Jannik Sinner is the emerging talent in tennis. The Sesto native is therefore also a welcome training partner for the world stars. He has now proven on Instagram that the youngster is already really cheeky despite being only 18 years old.

September 20, 2019

From: det