Premier League: Arsenal v Manchester United

Arsenal are hoping to extend their 10-game unbeaten league run today and, with victory, they could leapfrog their opponents, the reigning Premier League champions, Manchester United ... here, Nani looks to shoot past Arsenal's Thomas Vermaelen Photograph: Tom Jenkins Photograph: guardian.co.uk The Portuguese winger is in fine form this afternoon ... here, he skips away from Samir Nasri and Gaël Clichy before chipping the ball goalward Photograph: Tom Jenkins Photograph: guardian.co.uk Arsenal's Spanish keeper Manuel Almunia gets a hand to the ball but watches as it drops agonisingly into his own net Photograph: Tom Jenkins Photograph: guardian.co.uk Even if Almunia had turned the ball away, Park Ji-Sung would have been on hand to score Photograph: Tom Jenkins Photograph: guardian.co.uk Wayne Rooney makes it 2-0 four minutes later, capping a brilliant counter-attack to leave in Arsenal in ruins Photograph: Tom Jenkins Photograph: guardian.co.uk A view from behind the goal shows that Almunia had no chance this time Photograph: Tom Jenkins Photograph: guardian.co.uk Rooney wheels away after scoring what was his 100th Premier League goal Photograph: Tom Jenkins Photograph: guardian.co.uk Wes Brown pats the striker on his head Photograph: Tom Jenkins Photograph: Tom Jenkins/guardian.co.uk Arsenal manager Arsene Wenger barks orders from the touchline as his team continue to flounder. Park's goal in the 52nd minute makes in 3-0 to United Photograph: Tom Jenkins Photograph: Tom Jenkins/guardian.co.uk Cesc Fabregas breaks past Michael Carrick as Arsenal seek a lifeline Photograph: Tom Jenkins Photograph: Tom Jenkins/guardian.co.uk But United's win was never in danger, not even when Vermaelen's deflected shot beat Edwin van der Sar to make it 3-1 ... It's a crushing defeat for the home side who now trail the Red Devils by four points Photograph: Tom Jenkins Photograph: Tom Jenkins/guardian.co.uk