and jeff corwin tells you why you should never ever try this at home. i don't suspect many of you were thinking about it. seven people were shot to death in chicago this weekend. police say a total of 41 people were shot in the city. in one weekend. meanwhile, joe biden delivers a progress report tomorrow. white house efforts to reduce gun violence across the country were so far -- as far as i could work out, result in absolutely nothing. joining me now, two people who risked everything to fear what they think could be a mass shooting. he had been committed seven times to mental institutions, because those commitments were not court ordered he was able to legally buy an assault rifle. he planned to shoot up a walmart and movie theater. if convicted he could face the be possibility of life behind bars. blake's parents join me now. welcome to you both. let me start with you, if i may. this story, and the reason i wanted to have you both on, just about gets to the very heart of the real problem with the gun violence toll in america. that is the appalling w