CNN Forensic Files March 1, 2015 05:01:00
Without warning, he was shot in the back. mario survived. but he couldn't describe his attacker. three weeks later there was a similar incident a few blocks away. 34-year-old factory worker herman montenedro was walking home after a serious night of drinking when somebody shot him in the back. he, too, survived, but he didn't see the gunman either. police recovered the .9 mm bullet. >> there were no grooves on the bullets. and we're probably dealing with a zip gun type of homemade rep. >> two months later, a short distance away in queens, 78-year-old joe proce was about to open the door to his...