With this visit.— with this visit. it is, because of course this _ with this visit. it is, because of course this tragedy _ with this visit. it is, because of course this tragedy has - with this visit. it is, because ofj course this tragedy has opened with this visit. it is, because of. course this tragedy has opened up the enormous political divide in america over its gun culture. those who want more gun controls and those who want more gun controls and those who support more gun rights. joe biden and first ladyjust left the school where they paid their respects at the memorial, touching ea...