Five people were shot and killed in a condominium building in a Toronto suburb and the 73-year-old gunman was killed by police, authorities said. Details: https://www.cbsnews.com/news/mass-shooting-toronto-condominium-5-dead-suspect-killed/?intcid=CNM-00-10abd1h #cbsnewsmiami #news #toronto #ontario #massshooting #gunviolence