CTV News Toronto at Six for Oct. 24, 2023
Four people, including three children, were shot and killed in Sault Ste. Marie in what police are calling a case of intimate partner violence; disgraced fashion mogul Peter Nygard is expected to take the stand at his sex assault trial in his own defence; and, Toronto doctors say findings from blood tests may be able to detect cancer before a tumour develops or shows up on medical scans.