this kill list, this rape list, some of his female acquaintances said he threatened them after they declined to go out on a date. this is something that's a red flag that we see in a lot of mass shootings. and that's the tie between mass shooters and individuals who have some ties to domestic abuse or issuing threats against women. more than half of mass shooters have had in the past decade, have had some sort of domestic violence red flag there. as we start to think of what sensible gun control measures might look like, certainly focusing on the link between preventing people who have serious red flags, red flags people noticed at the time, took action on at the time, making sure those are individuals who cannot get their hands on guns, who do not have easy access to weapons to perpetrate these horrific massacres. >> to that point we have some sound now from the gunman's former girlfriend. have a listen to that and i want