 One of the killers , named Ahmed Ali Ahmed , was found and arrested . Ahmed was an Al @-@ Qaida in Iraq cell leader in Mosul . On 19 May 2008 , the Iraqi Central Criminal Court sentenced Ahmed to death . However , high representatives of the Chaldean Catholic Church opposed the death sentence . In his will , Rahho called upon the Iraqi Assyrian Christian community to work with Muslim and Yazidi Iraqis to develop ties across religious divisions within Iraq . 
