(laughter) andrewn,van, m7ç4 >> stephen: welcome back, everybody, thanks so much.(cheers and applause) nation, i've got to take moment here and we have not talked about this yet on the show but i want to take a moment and speak about monday's tragic shooting in the washington, d.c. naval yard. our thoughts and prayers go out to the victims and the families and i'd like to salute d.c.'s first responders who prevented what could have been an even bigger tragedy. and, folks, after watching wall-to-wall coverage i have to say i've reassessed some of my long-held opinions. while we may never know what motivated the shooter, we know he had a troubled and violent past and evidence of mental illness. so it's time to admit-- all of us-- that some dangerous items shouldn't fall into the hands of the disturbed. >> how many tragedies should we witness before we finally enact common sense gun violence prevention? >> stephen: what? no, not guns! (laughter) i mean, we didn't do anything about guns after sandy hook! guns? you're adorable! (laughter) but for the last time, guns hav