after they were caught in walmart, the wife shot her husband and then she shot herself, ashley. >> stephanie, you mention that third victim, joseph wilcox, you had a chance to speak to a couple of people who knew him. what did they say? >> reporter: i was actually able to speak to his sister and also i was able to speak to his friend, who was with joseph in walmart at the time. his name is jeremy tanner, and he was saying he was conflicted, because he knows his friend did have a license to conceal and carry. he, himself, did not but he knew at that moment he was the kind of guy who was going to try to do what he could and he says he's going to remember him as a hero. take a listen to how he saw that moment. >> i believe that he diverted their attention from shooting other innocent victims, to scaring them away to where they eventually went and hid and committed their suicide. i wanted to tell him, don't do this, come with me, but i also felt that he's possibly going to be saving some lives and it all happened so quick. i think before i could get any words out to him, i started hearing gunsho