CBS Sunday Morning Season 28 Episode 43 An Energetic Debate

COVER STORY: AN ENERGETIC DEBATE
CBS News correspondent Cynthia Bowers reports on the possible comeback of nuclear power in the wake of increasing energy costs and concerns about global warming.

ALMANAC
Barbed Wire Patent: 1867

SUMMER PREVIEW
Contributor Bill Flanagan talks about hot summer music.

ROCKING THE BOAT
An interview with playwright and AIDS activist Larry Kramer

PASSAGE

CARS: MERCEDES TURNS 80
Exactly 80 years ago, two companies came together to form one of the world's most famous brands: Mercedes-Benz. Correspondent Russ Mitchell has the history of the company that created luxury cars, top racers and limousines that carried world leaders and celebrities.

TRENDS:
History of the T-shirt

SUNDAY PROFILE: ROBERT DUVALL
Correspondent Rita Braver interviews Academy Award winner Robert Duvall, a Hollywood institution who calls the hill country of Virginia home.

OPINION
Nancy Giles on summer vacation

ENDER: IT'S A BIRD, IT'S A PLANE…
Superman was America's first superhero. A product of the Depression, he lifted America's spirits from the moment he arrived on the scene. CBS News correspondent Serena Altschul has the history, as "Superman Returns" hits theaters this summer.

NATURE:
Flowers in Alaska