David Spence was just on 660 saying that report it bogus. This morning there were places even in Alberta colder, let alone the rest of the world.
edit: without spending more than 15 seconds searching I found a place in Greenland that is colder:
http://www.wunderground.com/global/GL.html
edit again: Plenty in Russia below -30:
http://www.wunderground.com/global/RS.html