Nicola Kuhn Wins First Challenger Title In Braunschweig Jul 16, 2017 Watch interview and the point of the tournament as budding NextGenATP star Nicola Kuhn, aged 17, claimed his maiden Challenger title in Braunschweig, Germany. Tags: 2017 Challenger Interviews NextGen Nicola Kuhn Share 0 Share on Facebook Tweet Tweet on Twitter +1 +1 on Google Plus