Mystery of beached dolphins on Cape Cod

A new prenatal test that reveals birth abnormalities at a much earlier stage is sure to give pregnant women and their families a lot more to think about. Erica Hill reports. Then, Dr. Paul Root Wolpe, Director of the Center for Ethics at Emory University, talks to Erica and Gayle King about the ethical issues.

Lying about receiving a military medal is a disgrace, but should it be a crime? CBS News national correspondent Chip Reid reports on a Supreme Court case about honor and dishonor.

Gayle King and Erica Hill report on some of the hot stories working their way around the web - including the pain people go through for fashion; a Bobby Brown tell-all book about Whitney Houston; "The Scream" on sale for $80 million; and can having dessert for breakfast make you sknny?

President Obama sang a few lines of "Sweet Home Chicago" with blues legend B.B. King at a White House event. The concert was taped for the PBS series, "In Performance at the White House."

Ten years after Sept 11, America is still under threat. Former Sen. Russ Feingold, author of "While America Sleeps," speaks to the "CBS This Morning" co-hosts about institutional failures, both domestic and abroad, that pose threats to the U.S.

Actor and director Alan Alda discusses his role in the new film, "Wanderlust," alongside Jennifer Aniston and Paull Rudd, his 40-year career and why he still sees himself as a kid.