Jack Sock gives his reaction after overcoming Marin Cilic in a final set tie-break to claim his first win in the Nitto ATP Finals and keep his semi-final hopes alive.
London 2017 Sock Interview
Interviews
London
2017RRRR
Jack Sock gives his reaction after overcoming Marin Cilic in a final set tie-break to claim his first win in the Nitto ATP Finals and keep his semi-final hopes alive.
