Mikel Arteta of Arsenal celebrates after scoring with his teammate Olivier Giroud (R) during the Barclays Premier League match between Arsenal and West Bromwich Albion at Emirates Stadium in London, Britain, on Dec. 8, 2012. Arsenal won 2-0. (Xinhua/Wang Lili)
Gareth McAuley (1st L) of West Bromwich Albion vies with Kieran Gibbs (2nd L) and Thomas Vermaelen (2nd R) of Arsenal during the Barclays Premier League match between Arsenal and West Bromwich Albion at Emirates Stadium in London, Britain, on Dec. 8, 2012. Arsenal won 2-0. (Xinhua/Wang Lili)
Wojciech Szczesny, goalkeeper of Arsenal saves during the Barclays Premier League match between Arsenal and West Bromwich Albion at Emirates Stadium in London, Britain, on Dec. 8, 2012. Arsenal won 2-0. (Xinhua/Wang Lili)
Alex Oxlade-Chamberlain (L) of Arsenal vies with Goran Popov of West Bromwich Albion during the Barclays Premier League match between Arsenal and West Bromwich Albion at Emirates Stadium in London, Britain, on Dec. 8, 2012. Arsenal won 2-0. (Xinhua/Wang Lili)