<sod >Postmedia archives							 						 					 								 					 		 			Sentencing arguments are to be heard today for a man who said he acted in self-defence when he strangled his wife and entombed her body in their basement.< eod>< sod > Postmedia archives							 						 					 								 					 			The Crown is calling for a sentence of up to 15 years for a Calgary man who strangled his wife and buried her body in their basement.< eod>