The National·Video

How hate speech is being fought online

The quest to root out hate speech online has led tech companies to develop formulas to locate it and stop it from spreading. CBC's Thomas Daigle looks at how the technology works and the challenges companies face.
The quest to root out hate speech online has led tech companies to develop formulas to locate it and stop it from spreading. CBC's Thomas Daigle looks at how the technology works and the challenges companies face. 2:44