48 Hours Season 13 Episode 3 Why Did Josh Kill? ( Air Date 1999-10-07 ) Genre News, Crime, Documentary category. Overview "Scheduled: “Why Did Josh Kill?” explores the 1998 murder of Maddie Clifton, an 8-year-old Jacksonville, Fla., girl who was killed by her 14-year-old neighbor Joshua Phillips, who said the death was accidental. Phillips, who had hidden the girl's body under his bed, received a life sentence for the crime.".