they say he was trying to aid his escape by hiding his identity and trying to blend into the crowd. we want to welcome our viewers here in the united states and around the world. i m wolf blitzer you re in the situation room. announcer: this is cnn breaking news. we re following breaking news, new information just moments ago released about the suspect in the shooting attack on the fourth of july parade in highland park, illinois. tonight, a seventh victim has died. and we re learning more about the accused gunman s planning for the deadly attack. cnn security correspondent josh campbell is on the scene for us in highland park. update our viewers, josh. what are you learning? reporter: wolf, after each one of these tragedies one key question is whether it could have been prevented. whether a suspect had potential contact with law enforcement that may have prevented what actually transpired. we learned a moment ago from authorities hold ago press conference is that the
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the people who were gone were blown up by that gunfire. reporter: this doctor helped treat some of the victims as police say the gunman was blending in the crowd and escaping the mayhem. the horrific scene of some of the bodies is unspeakable for the average person. the bodies were literally some of the bodies there was an evisceration injury from the power of this gun. and the bullets. reporter: and dr. wendy was a parade spectator, she saw a man with injuries and tried to save him. people were holding pressure on abdominal wound as he was profusely bleeding. the paramedics had what we call an ambu bag which is a mask attached to a bag can i could then breathe for the pargts. but unfortunately he had lost way too much blood and his injuries were too severe and he did perish at the hospital. reporter: and barbara was marching in the parade, she ran away from the scene with her