pope francis told the thousands gathered in st. peters square sunday to do everything possible to, quote, assure that every family has a place to live. his message comes just days after "time" magazine named the pontiff its person of the year. you're watching cnn. the most trusted name in news. it's easily the most contentious piece of real estate in the world. and there's no hope, none, of ever talking about it without pissing somebody, if not everybody off. maybe that's why it's taken me so long to come here, a place where even the names of ordinary things are ferociously disputed. where does falafel come from? who makes the best hummus? is it a fence or a wall?