Monaco's Valentin Vacherot, world number 204, defeated his cousin Arthur Rinderknech 4-6 6-3 6-3 in the Shanghai Masters final.
Vacherot's victory made him the first player from Monaco to win an ATP singles title and the lowest-ranked player to win an ATP Masters 1000 event.
Vacherot was overwhelmed with emotion after the win, sharing a heartfelt embrace with his cousin Rinderknech.
Author's summary: Vacherot wins first ATP title in Shanghai.