Almost four weeks after Stephen Paddock massacred dozens in Las Vegas, investigators lack answers to the pressing question: why did he do it? One piece of evidence, or the lack of that piece, hints it may hold some answers—the missing hard drive of Paddock’s laptop.
The laptop was found in the hotel room from where Paddock sprayed a country concert down below with hundreds of bullets, killing 58 and injuring hundreds more on Oct. 1.
