August 28, 2022 - PBS News Weekend full episode

A new report out this week warns that at least 1 in 9 tree species in the U.S. are at risk of extinction. Trees face a host of threats including invasive species, deadly disease and climate change. The data comes as part of the most comprehensive threat assessment ever collected on U.S. forests.

Hurricane Katrina devastated New Orleans 17 years ago, with more than 1800 lives lost and more than $100 billion in property damage. Many of those who survived were children at the time and traumatized by the experience. The documentary "Katrina Babies" is a collection of stories about those who experienced the storm as children and how it has impacted their lives. Geoff Bennett reports.

From a submerged town in Spain to the foundations of an ancient temple in China, the global drought is uncovering artifacts and locations once lost. Nazi warships, still laden with explosives, have emerged from the Danube, and several sets of human remains have been found in the muddy flats of the drying Lake Mead in the southwestern U.S.