Grigor Dimitrov defeats David Goffin to win World Tour Finals – video highlights

Grigor Dimitrov beats David Goffin in a dramatic final at the O2 Arena on Sunday. The Bulgarian recorded the biggest win of his career by a score of 7-5, 4-6, 6-3 in a two-and-a-half-hour epic. As a result of the win, Dimitrov moves up to world No3 to end the year