Alert Ready test takes over TV with advice on future threats

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French message is on screen as English audio message silences CP24 anchor

A series of interruptions of cable television service in Toronto is occurring Wednesday in the name of the Ready Alert program of emergency messages. The messages say it is a test of an Ontario system that will tell Canadians of  serious and immediate threats. There is no indication of when they will end. Nor does there appear to have been any notice of these tests. Wikipedia