On the cold morning of Jan. 15 as Sabbath services began, Rabbi Charlie Cytron-Walker did what any virtuous religious leader would do. He opened the doors of his place of worship to a man who seemed like he had nowhere else to go. “Charlie invited him in and told him, ‘…we have to do services first, but if you can hang ‘til about noon we’ll go find some place for you to go and we’ll help you get there,’” said Jeffrey Cohen, the president of Congregation Beth Israel, who arrived shortly after the newcomer. We all know what happened next....