"Hey guy's I've got a great idea, let's reframe our inability/unwillingness to do real police work as a technology problem in order to get the stupid peasants to not be too pissed off when we push a bill to snoop on them even more than we already do"
It's not like Toronto isn't already carpet bombed with surveillance. It's not like they don't have everyone's metadata. They could figure this out of they wanted.
Damn near every paragraph in this article is filled with unverified speculation "might be connected", "could be related". It's like text based equivalent of the scene in Anchor Man "the driver is on drugs", "we think he has a hostage or two". I bet there will be a dozen articles just like this from other cities over the next couple months.