World no. 8 defeats 6-time champ Federer to reach ATP final
World number eight Belgium's David Goffin defeated six-time champion and world number two Roger Federer to reach the final of the ATP World Tour Finals. Goffin, who registered a comeback win after being a set down, had never previously won against Federer in a total of six meetings. Notably, this was the first time Goffin qualified for the tournament.