Robin van Persie (bottom) of Manchester United tackles Per Mertesacker of Arsenal during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Phil Jones (L), Rafael (C) of Manchester United vie with Mikel Arteta of Arsenal during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Rafael(L) of Manchester United vie with Aaron Ramsey of Arsenal during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Theo Walcott (1st R) of Arsenal celebrates scoring with his teammates during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Robin van Persie (C) of Manchester United receives congratulations from his teammates during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

 Robin van Persie (C) of Manchester United walks towards Per Mertesacker (R) and Laurent Koscielny of Arsenal after the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

 Fans hold a banner written "JUDAS 20" against Robin van Persie (R) of Manchester United during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Robin van Persie (1st, L) of Manchester United walks through Arsenal's Guard Of Honour before the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Robin van Persie of Manchester United waves to the supporters after the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Rio Ferdinand (1st L) and David De Gea (2nd L) of Manchester United walk through Arsenal's Guard Of Honour before the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Wayne Rooney of Manchester United waits to take a corner during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Goalkeeper Wojciech Szczesny (2nd, L) of Arsenal blocks the shooting from Robin van Persie (1st L) of Manchester United during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

(Goalkeeper Wojciech Szczesny (R) of Arsenal blocks the shooting from Robin van Persie of Manchester United during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Theo Walcott (R) of Arsenal scores during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

 Theo Walcott (2nd L) of Arsenal celebrates scoring with his teammate Tomas Rosicky (1st L) during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Rafael (L) of Manchester United vies with Tomas Rosicky of Arsenal during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

 Fans of Manchester United support their player Robin van Persie after the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili) 

 Robin van Persie (R) of Manchester United chats with his teammate Wayne Rooney during the training ahead of the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Theo Walcott (R) of Arsenal celebrates scoring with his teammate Tomas Rosicky during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)

Robin van Persie(L) of Manchester United vies with Per Mertesacker of Arsenal during the Barclays Premier League match between Arsenal and Manchester United at the Emirates Stadium in London, Britain on April 28, 2013. The match ended with a 1-1 draw. (Xinhua/Wang Lili)