The Tennis Podcast: Booed by pro-Roger Federer crowd – was this the moment Alexander Zverev arrived?

Day seven at the O2 arena saw the 2018 ATP Finals finally deliver some on-court drama as Alexander Zverev defeated Roger Federer in the semi-finals. It was by far the best contest of the week, but the ending was overshadowed by controversy as the crowd booed Zverev following a hindrance caused by a ball