11/9: Deep freeze: Country braces for arctic chill; Blind man conquers the Grand Canyon
Over the course of the next week, the coldest air since last winter will arrive. And as CBS Boston's chief meteorologist Eric Fisher explains, frigid temperatures will stretch well into the Deep South; and, Dan Berlin knew walking the Grand Canyon from rim to rim and back to the starting point was going to be tough. He is virtually blind and every step is a potential pitfall, which is why he realized the only way he could do this was with friends.