'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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Hershey looking to remove lead, cadmium from chocolate

Hershey Co. is looking to reduce 'trace' amounts of lead and cadmium in its chocolate, chief financial officer Steve Voskiul told Reuters on Wednesday, after Consumer Reports found that some dark chocolate bars had potentially harmful levels of the heavy metals.