Live - Djokovic v Ferrer

[Nickie]

World number one Novak Djokovic takes on David Ferrer in Wednesday evening's singles match at London's O2 knowing that victory would secure his place in the semi-finals of the ATP World Tour Finals.

More... (http://news.bbc.co.uk/go/rss/-/sport2/hi/tennis/9646252.stm)