Arsenal midfielder Santi Cazorla will miss at least three months with the knee ligament injury he suffered in the 1-1 draw at Norwich City on Sunday, while the Guardian claims hecould be sidelined for longer. Meanwhile, Gunners coach Arsène Wenger continues to be hit by fitness problems for key players, as Alexis Sanchez and Laurent Koscielny bothfailed to finish the game against Norwich. Arsenal is also without Mikel Arteta, Francis Coquelin, Tomas Rosicky, Danny Welbeck and Jack Wilshere.