saddiq mateen, the father of the orlando nightclub shooter, who is on the government's no- fly list, was spotted in the audience in the background of that rally. clinton's campaign says he was not an invited guest. it was open to the public. >>> hello, i'm david novarro. >> i'm shirleen allicot. police are investigating another murder mystery involving a jo york city was killed while out for a run in massachusetts. >> she was visiting family at the time. the latest case is drawing comparisons to last week's killing in queens. joe torres explains the similarities. >> reporter: people in princeton, massachusetts, remain on edge as police search for a killer. >> we have a young woman who appears to be a murder victim, and you can't be too careful right now. on sunday at 1:00 p.m. and never came back. marcot worked for google as an account manager. her social media show cases her life including her mother, who she was visiting in massachusetts. >> we do not know if a random act. we are asking the residents to use an abundance of caution. we are asking the public to be careful and to be v

. >> sadly we were talking yesterday about the man behind hillary clinton, saddiq mateen, the father of the orlando night club shooter and now we're talking about a disgraced congressman. is it karma? what's going on here? >> in my experience all these people were vetted in the past. now shethese are totally differ campaigns that we've seen in the past. they knew every person on that stage and picked them for a reason. you would think they would heavily vet who is going to be behind them. >> you just can't not right this stuff. i want to talk to you about security at this campaign. we were talking about what's happening now, the guy behind both candidates. we're talking about the trump tower protester, a protester rushed the stage at a hillary clinton rally. in these instances, it matters who is behind you but words matter as well. why do words matter so much? >> words are very important, particularly in this political climate you're in. you're a presidential candidate. you're attempting to become the most powerful person in the free world, commander in chief of this great country. a