On Point Edit this Published in On Point Crowdsourcing Criminal Investigations In The Digital Age Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/384004/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Do-it-yourself detectives. A new army of freelance amateurs is using the Internet to solve cold cases -long-unsolved homicides--across the country.