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Toronto police's forensic unit arrives at an office building following a stabbing in Toronto, Wednesday, April 9, 2014. A man stabbed four of his colleagues at a Toronto office building before being subdued, police said Wednesday. (AP Photo/The Canadian Press, Nathan Denette)
Toronto police's forensic unit arrives at an office building following a stabbing in Toronto, Wednesday, April 9, 2014. A man stabbed four of his colleagues at a Toronto office building before being subdued, police said Wednesday. (AP Photo/The Canadian Press, Nathan Denette)

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    Four stabbed in Toronto office attack

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Four stabbed in Toronto office attack

Police have arrested a former employee of the payroll company Ceridian after four of his former co-workers were stabbed.

Four stabbed in Toronto office attack

Police have arrested a former employee of the payroll company Ceridian after four of his former co-workers were stabbed.