The fake limb was then mounted to a wooden board under the words 'Das Boot' A photo shows a senior soldier drinking out of it in the Uruzgan province in 2009 Soldier drinking from the leg has been identified as Warrant Officer 1 John Letch WO1 Letch is the Command Sergeant Major of the Special Operations Command He has voluntarily stood down from his position following leaking of the picture Two more senior SAS soldiers in pictures have been given 'show cause' notices Do you know more? Please email [email protected] Two more senior Special Air Service soldiers are facing the sack after being photographed partying with the prosthetic leg of a Taliban fighter killed in battle.