Newcastle play Arsenal at St James ' Park in Premier League on Saturday . Mike Williamson is the club 's only recognised centre back for the game . The Magpies have been without a centre-half since January when they signed John Ruddy from West Ham United and he has not played since. Argentine has made two substitute appearances since returning to side . CLICK HERE for all the latest Newcastle United news .
Newcastle play Arsenal at St James ' Park in Premier League on Saturday . Mike Williamson is the club 's only recognised centre back for the game . Jonas Gutierrez is ready to fill the void and play wherever necessary . Argentine has made two substitute appearances since returning to side . CLICK HERE for all the latest Newcastle United news .