If Israel did not kill Hamas leaders in an air strike on Qatar on Tuesday, it would succeed next time, the Israeli ambassador to the United States said after the operation, raising concerns it would torpedo efforts to secure a ceasefire in Gaza. “Right now, we may be subject to a little bit of criticism. They’ll get over it. And Israel is being changed for the better,” Yechiel Leiter told Fox News’ Special Report programme late on Tuesday. Israel attempted to kill the political leaders of Hamas...