Andy Murray enters the Qi Jhong Stadium for his final Red Group match against defending champion Roger Federer

Federer knows he must win to reach the semi-finals and makes a strong start, taking the first set

Murray endures some frustrating moments but holds his nerve in the second set tie-break to level

Federer suffers a recurrence of the back problem he struggled with on the eve of the tournament

Murray misses seven match points in a dramatic 10th game of the decider as he closes on a fourth win over Federer

And after just over three hours, the Scot puts Federer out with a 7-6 (7-3) 7-5 victory

Murray moves on to a semi-final against Nikolay Davydenko on Saturday, while Federer's season is over

Radek Stepanek takes on Gilles Simon in the penultimate match in the Red Group

Simon makes a strong start but he knows that his semi-final hopes rest on the following match between Murray and Federer

Simon eases to a 6-1 6-4 win over Stepanek to complete an impressive effort in his first Masters Cup round-robin stage

Meanwhile, Swedish veteran Jonas Bjorkman ends his 17-year career with defeat in the doubles - "It's great to end my career in the biggest event of the year," says the 36-year-old