Changing the time on a really big clock

As daylight saving time comes to an end this weekend, one Toronto horologist will be up bright and early to make sure one of Canada's historic landmarks isn't out of step with the times. The clock tower at Toronto's Old City Hall began operating in 1900, and thanks to John Scott's careful and continuous tinkering, it rarely drifts more than a few seconds out of time. Welcome to The National, the flagship nightly newscast of CBC News »»» Subscribe to The National to watch more videos here: https://www.youtube.com/user/CBCTheNa... Voice Your Opinion & Connect With Us Online: The National Updates on Facebook:   / thenational   The National Updates on Twitter:   / 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.