Sabrina Kauldhar, 30, was arrested at a hotel after police linked the killings, determining the suspect's description matched in each case.

She is facing one first-degree murder charge and two second-degree murder charges Author of the article: You can save this article by registering for free here. Or sign-in if you have an account. An alleged serial killer has been arrested after what police say was a three-day killing spree.

The police chief’s use of the term has raised the question: what is a serial killer? Here is a brief explainer on what counts as serial killing, and some past examples in Canada.

A woman described by police as a serial killer was arrested and charged on Friday with three murders this week in Toronto, Niagara Falls and another Canadian city. The grisly attacks spanned three days from Tuesday to Thursday.