The death of a 79-year-old with Alzheimer's who went missing after wandering from home is renewing calls for there to be an alert system for when seniors go missing. Read more: www.cbc.ca/1.5336510 »»» Subscribe to The National to watch more videos here: www.youtube.com/user/CBCTheNational?sub_confirmation=1 Voice Your Opinion & Connect With Us Online: The National Updates on Facebook: www.facebook.com/thenational The National Updates on Twitter: twitter.com/CBCTheNational »»» »»» »»» »»» »»» The National is CBC Television's flagship news program. Airing six days a week, the show delivers news, feature documentaries and analysis from some of Canada's leading journalists.