Candidate leaves town hall stage to hug woman who lost child to stray bullet
                                
                                
                                    (Newser) -
                                    A question from a grieving mom at an Iowa town hall brought Democratic hopeful Andrew Yang to tears on Saturday. As  CNN  reports, Yang took a question from a woman identified only as Stephanie who had lost a child to a stray bullet, who asked him, "as president, how...