Check out this ABC piece on the AZ gunman's influences. He was off the grid, politically, emotionally and spiritually. Watch the video piece.

Accused Tucson gunman Jared Loughner had several encounters with Arizona police before Saturday's shooting, including getting arrested when he was 17 for drinking so much vodka that his school sent him to a hospital emergency room.

"[Loughner] advised that he drank the alcohol because he was very upset as his father yelled at him," according to the May 2006 Pima County Sheriff's office police report obtained by ABC News. "I could see his eyes were very red and he was crying...I was advised that he had stolen the alcohol from his father's liquor cabinet."
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