Alleged serial killer previously pled guilty to 2018 attack on Ontario bus

The woman accused of killing three people in three days in three Ontario cities also previously admitted to attacking strangers on buses in the Region of Waterloo. Sabrina Kauldhar, who was arrested in October, has been charged in the deaths of Trinh Thi Vu of Toronto, Lance Cunningham of Niagara Falls and Mario Bilich of Hamilton. While investigators believe Kauldhar knew her first victim, the other two are thought to be random attacks. Subscribe to CTV News to watch more videos: https://www.youtube.com/ctvnews Connect with CTV News: For live updates and latest headlines visit: http://www.ctvnews.ca/ For breaking news, fast, download the CTV News App: https://www.ctvnews.ca/app Must-watch stories and full programs at http://www.ctvnews.ca/video CTV News on TikTok: https://www.tiktok.com/discover/CTV-News CTV News on X (formerly Twitter): https://twitter.com/CTVNews CTV News on Reddit: https://www.reddit.com/user/CTVNEWS CTV News on LinkedIn: https://ca.linkedin.com/company/ctv-news --- CTV News is Canada's most-watched news organization both locally and nationally, and has a network of national, international, and local news operations.