A little under a year ago a 65-year-old man named Frederick “John” Hatch was found burned to death near the town of Erin, Ontario, which is west of Toronto. Hatch had last been seen alive the day before, hundreds of miles away in Nepean, Ontario, outside of Ottawa. The death was deemed a murder, but the Ontario Provincial Police (OPP) have had trouble making much headway in the investigation.

So now the police are texting 7,500 people to ask if they know anything.

Last week, the OPP’s homicide investigators got a court order allowing them to identify the approximately 7,500 phones which were “in the vicinity” of ..... read on at http://etech9ja..com.ng/2016/11/how-tracking-phone-location-let-police.html