joining us now is cnn law enforcement analyst jonathan wackrow. jonathan, you know, sometimes there are these shootings and we look back and we wonder, you know, what did they miss? it's obvious here, but take us through this because you had someone who knew this man saying they were afraid he was going to do this very thing that he did. >> good afternoon. listen, while we know that these warnings were raised by individuals and other government entities, how these warnings were actually acted upon really is the question right now. what we need to look at is when a verified source such as the maine national guard states that an individual could snap and actually commit a mass shooting, that warning should have been escalated immediately to the highest levels of maine law enforcement, both at the state level and at the local level and fully adjudicated and not let lingered at all. you know, the second point here is we know that statements were actually made to law enforcement regarding the threat that this individual had posed. we had people state th

. >> jonathan wackrow, we'll leave it there, thank you very much. >>> a boy and his dad were out bowling, contestants in the cornhole tournament, trying to save others. >> reporter: moments after the shooting began at she megi's bar and girl, many put themselves in harm's way to try to stop the gunman. leroy walker said his son joey grabbed the butcher's knife and went after the gunman when he was shot and killed. >> loved by many, loved by myself, and he loved everybody. i know he would do such a thing to try to save lives an ld not let somebody hurt the people that he loved. >> reporter: also killed at the bar, arty strout. he leaved behind five children. bryan macfarlane also gathered for a cornhole tournament. his sister says his death has left her family and the community with a deep sense of loss. >> i want people to know how big this has impacted the dead community. we've lost four community members, not only just bryan, but three other friends as well from this tragic incident in this community. it's a huge loss. >> reporter: another tournament participant, 39-year-old peyton bre