. . "vel will only be of benefit for the Latics, Martinez said: 'Gary is a leader on and off the field and we will benefit from his experience when he represents his country.'Scotland squad: N Alexander (Rangers), C Gordon (Sunderland), D Marshall (Cardiff City); A Hutton (Tottenham Hotspur), C Berra (Wolverhampton Wanderers), G Caldwell (Wigan Athletic), P Dixon (Dundee United), G Kenneth (Dundee Unit" . .