Saskatoon police say they used a Taser on a 68-year-old man who threatened officers with a large kitchen knife.
Officers were called to the Forest Grove neighbourhood just after 11:30 p.m. CT on Saturday.
Officers arrived to find a man threatening to harm his wife and himself while holding the knife.
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Police said when officers began giving verbal commands to the man, he turned his attention towards them and threatened them with the knife.
A conducted energy weapon (CEW) was used and the man was taken into custody. Police said he was not injured by the CEW, however, EMS took him to hospital for a pre-existing medical condition.
The CEW deployment will be reviewed in accordance with Saskatoon Police Service policy.