Full Episode Summary
Tragedy has turned the families of the Sandy Hook shooting into accidental lobbyists. What they're pushing for is the same kind of sweeping gun control legislation like what Conn. passed last week; And, without bees to pollinate blossoms, one-third of the foods we eat could disappear. And, for the last eight years, bee populations have been in freefall. As Bill Whitaker reports, some believe a new pesticide is to blame.