Grigor Dimitrov and Jack Sock went head-to-head in the semi-finals of the 2017 Nitto ATP Finals - watch all the highlights to find out who made it through.
Grigor Dimitrov v Jack Sock
Match Highlights
London
2017SFSF
Grigor Dimitrov and Jack Sock went head-to-head in the semi-finals of the 2017 Nitto ATP Finals - watch all the highlights to find out who made it through.
