'A long period of extreme wind chill': Environment Canada warns of deep freeze in Sask.

Extreme cold conditions are expected over the next week as an Arctic air mass makes it way into the prairies. (CTV News file photo). Extreme cold conditions are expected over the next week as an Arctic air mass makes it way into the prairies. (CTV News file photo).

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Gwyneth Paltrow ski collision trial set for family testimony

Two daughters of a retired optometrist suing Gwyneth Paltrow are expected to testify on Thursday about the lasting effects of their father and Paltrow's 2016 ski collision as the trial takes on an increasingly personal note on the third day of proceedings.