Tonight's Country and Roots celebrates the beginning of May with songs about the month by Cam, Jeffrey Foucalt and Ashley Monroe.

There are classic tracks by Merle Haggard, Willie Nelson, Sonny James, Ryan Adams plus new music from The Mavericks, Sam Baker, Jason Isbell, Tim O'Brien and many more.

A bluegrass version of Where The Streets Have No Name marks the 30th anniversary of U2's The Joshua Tree.