violence. he wrote with all the shootings and police violence on minority, you have to have a sense of light inside of you. that s who he was. that s who he is. everywhere he went, he wanted to leave a lult bit of his light. reporter: one semester shy of graduation and now another family this our country in a fight they did not want. i just had gotten off the phone with him. i had just gotten off the phone with him. reporter: kerry sanders, nbc news, miami. in other news, a house subcommittee is holding a hearing on mass shooting at robb elementary school in uvalde, texas, searching for bipartisan solution to gun violence. among those testifying is uvalde s pediatrician, who
cream after she won a good citizen award. i left my daughter at that school, and that decision will haunt me for the rest of my life. reporter: dr. roy guerrero is uvalde s only pediatrician who described in graphic detail how he treated some of the victims. two children, whose bodies had been pulverized by bullets fired at them, decapitated, whose flesh had been ripped apart, that the only clue of their identity was a blood-spatter cartoon clothes still clinging to them, clinging for life and finding none. reporter: tonight, the house is voting on a package of gun restrictions that include raising the purchase age to 21 for semiautomatic weapons and banning high-capacity magazines. but most republicans oppose it, calling it reactionary, and unconstitutional. norah. o donnell: nikole killion with all that testimony today. thank you. the weapon of who is for both the uvalde and buffalo mass shootings were an ar-15-style
rifle. according to a leading gun industry group, there are approximately 20 million of these weapons in circulation in the u.s. and tonight, in a cbs news investigation, we take a look at how gun makers are marketing these assault-style weapons for young people. here s cbs catherine herridge. so what we have here is a scaled-down ar-15 and polymer. reporter: the jr-15 from wee one tactical is marketed for the youngest customers. so it mitts the kids really well. reporter: after mass shootings in buffalo and uvalde, texas, the company removed this image from its web site that touted the jr-15 as smaller, safer, and lighter. has the marketing become more brazen? it certainly has become more brazen. reporter: ryan busse, told cbs news the push to reach children and their parents ramped up in the early 2000s. the industry felt a desire to grow. if the young shooter is shooting a particular platform, ar-15 early, and they would buy several of them through their
free gingerale and i m a happy guy. that s it for us at 3:00. caps o donnell: tonight, we hear from a fourth grader who survived the elementary school shooting in uvalde, texas and from parents who lost their 10-year-old daughter. their gut-wrenching testimony all in hopes of getting congress to pass gun reform. a mother s heartbreak and warning. somewhere out there there s a mom listening to our testimony thinking, i can t even imagine their pain, not knowing that our reality will one day be hers unless we act now. o donnell: tonight, we also hear from a texas pediatrician who treated the children. a cbs news investigation: how gun manufacturers are marketing assault-style weapons for young people. breaking news: a military