Hosted by Jane Pauley. In our cover story, David Pogue looks at efforts being devised to help rid low Earth orbit of increasingly hazardous space junk. Also: John Blackstone delves into a new anthology of the collected writings of Jim Morrison, lead singer of The Doors; Martha Teichner takes a colorful look at ancient Greek and Roman sculptures; Tracy Smith sits down with actor-director George Clooney; Mo Rocca checks out hydrangea fever on Cape Cod; Ben Tracy samples wine cooled on the ocean floor; and Conor Knighton meets a man on a mission: flying shelter dogs to their new forever homes.

Guests host: Lee Cowan. In our cover story, David Martin examines the days leading up to the rapid fall of the Afghan government. Plus: David Pogue traces the history of the cellphone by sitting down with its inventor, Marty Cooper; Tracy Smith profiles Oscar-winning composer John Williams; Lee Cowan interviews a medal-winning archer who was born without arms; Dr. Jon LaPook meets a doctor who has won acclaim for his side gig as a singer-songwriter; Anna Werner visits a New Orleans shop that is more than just an antique store; and Luke Burbank visits a California ghost town with a population of one.