be one of the worst ideas of the 1980s. it is right up there with shoulder pads and big hair. >> reporter: while clinton is talking, there are reports her young supporters have been told no talking to reporters. that's led some to conclude the clinton campaign is trying to control its supporters. we're getting new insights to want into the disturbing mind of mohammad youssuf abdulazeez the young man who killed five service members in tennessee last week. john roberts is in chattanooga again with where the investigation stands tonight. [ applause ] >> reporter: as mourners celebrated the reopening of the army recruiting center next door to the chattered marine and navy office we're learning more about the man who carried out the murderous rampage. mohammad youssuf abdulazeez suffered from depression