Adam Lanza's 'Kill' Spreadsheet Suggests he Plotted his Massacre for Years

NEW YORK DAILY NEWS: Law enforcement reportedly discovers a sickeningly thorough 7-foot-long, 4-foot-wide spreadsheet with names, body counts and weapons from previous mass murders and even attempted killings. 'It sounded like a doctoral thesis, that was the quality of the research,' an anonymous law enforcement veteran said.

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