Live day four action from the 02 Arena as the season-ending ATP Finals continue.

Today's coverage sees second-match action from one of the two groups, and with only the top two players qualifying for the semi-finals, the pressure is on to perform.

This is the final time London’s 02 Arena hosts the event, which has been its home since 2009. The competition moves to Turin from next year.

Sue Barker presents all the action, with expert analysis provided by Tim Henman and Andrew Castle. Show less