The Daily News' Mike Lupica called it "slaughter by spreadsheet" and a law enforcement official quoted in the story compared the plans to a doctoral thesis.
"What investigators found was a chilling spreadsheet 7 feet long and 4 feet wide that required a special printer, a document that contained Lanza’s obsessive, extensive research — in nine-point font — about mass murders of the past, and even attempted murders," Lupica wrote.
Read the rest of the story at NYDailyNews.com.
Click here to follow Daily Voice Norwalk and receive free news updates.