Trace Adkins sees WWII vets off on their heores flight.
Sugarland's Kristian Bush joins newcomer Canaan Smith on the Opry.
Rodney Crowell teams with first-time songwriter on new album.
Robert Plant and Patty Griffin form the Sensational Space Shifters.
The Dirt Drifters apparently drift apart, cancel all appearances.
The Lumineers wake up with grace and energy on NPR.