dead-checking
v. phr.— «Lopezromo said a procedure called “dead-checking” was routine. If Marines entered a house where a man was wounded, instead of checking to see whether he needed medical aid, they shot him to make sure he was dead, he testified.» —“Marine says beatings urged in Iraq” by Tony Perry in Camp Pendleton, California Los Angeles Times July 15, 2007. (source: Double-Tongued Dictionary)