.THE male in the wheelchair, pushed along through three companions, looks like any other person in the Ibn Sina health center in the West Bank. Therefore does the female in a headscarf apparently lugging a little one. Others, in scrubs, look like medical personnel. Yet instants eventually they pull out rifles and also kill 3 Palestinians. Within 10 minutes they are gone. Israel says it eliminated 3 terrorists in the course of the raid on January 30th and warded off a significant attack which loomed. But camouflaging contenders as clinical workers possibly breaks worldwide rule, which restricts "perfidy". What is that crime?