The man who opened fire at a FedEx facility in Kennesaw, Georgia, is identified as Geddy Kramer.
A witness says the 19-year-old shooter was dressed in black with a camouflage vest and bullets strapped to his chest.
Cobb police say he also had Molotov cocktails that he never used and later committed suicide.
Of his six victims, one is in critical condition, three others are listed as stable and the last two were treated and released.
The father of the gunman who opened fire at a FedEx facility outside Atlanta Tuesday says he's shocked and devastated by his son's actions.
Scott Kramer released a statement saying the family expresses its deepest sympathies and condolences to the victims and their families. He goes on to say they make no excuses for his son's actions.