Value Added: A 46-year career built on letting viewers make up their own minds

The bolt of lightning that eventually led to the creation of C-SPAN struck a Navy public affairs specialist named Brian Lamb 46 years ago when a flock of students invaded the Pentagon for a Vietnam War protest. Then-Defense Secretary Robert S. McNamara had allowed the kids access to the building in a show of goodwill. The group spread itself across a corridor and gathered peacefully until an ABC...