The Dark Side of Rock Reunions

Bands like The Police, Rage Against the Machine, and Genesis are reuniting for summer concert tours. But for every sold-out tour there’s another that never gets off the ground. We talk with the New York Times Music Critic Ben Ratliff, and Pollstar's Gary Bongiovanni , about what it takes to make a good rock reunion. Plus, we find out how some of this summer’s reunions are faring.