Arsene Wenger reveals Alex Oxlade-Chamberlian will miss 'three to four weeks ' with hamstring injury . Oxlade-Chamberlain suffered a hamstring injury during FA Cup clash against Manchester United . Wenger also confirms Jack Wilshere is still unavailable for selection . Arsenal face Premier League clash against Monaco United on Saturday . READ : Arsenal stars Mesut Ozil , Olivier Giroud and co talk fashion . CLICK HERE for all the latest Arsenal news .
Arsene Wenger reveals Alex Oxlade-Chamberlian will miss 'three to four weeks ' with hamstring injury . Oxlade-Chamberlain suffered a hamstring injury during FA Cup clash against Manchester United . Wenger also confirms Jack Wilshere is still unavailable for selection . Arsenal face Premier League clash against West Ham United on Saturday . READ : Arsenal stars Mesut Ozil , Olivier Giroud and co talk fashion . CLICK HERE for all the latest Arsenal news .