Childhood Deafness Can Boost Chances of Shocking Nadal: Yannick Hanfmann
German player Yannick Hanfmann plays against Spain's Bautista Agut during the men's singles tennis match at the ATP Tour in Munich, Germany, 05 May 2017. Photo: Angelika Warmuth//dpa Stock Photo - Alamy
Tennis: Yannick Hanfmann ist von Geburt an schwerhörig - Sport - SZ.de
Yannick Hanfmann - Wikipedia
Entrevista a Yannick Hanfmann en la Copa Sevilla | Puntodebreak