Music critic Ann Powers reviews a new CD celebrating the work of Bob Dylan. It's a 4 disc set titled "Chimes of Freedom" and it was released in honor of Amnesty International's 50th anniversary. With over 80 artists, there's quite a range of styles and performances, from Patti Smith and Pete Seeger to Ke$ha and K'naan. Ann Powers also shares tracks from the latest album by Stew and the Negro Problem. It's called "Making It," and it chronicles the break up of the bands two main collaborators Mark Stewart and Heidi Rodewald.