From 24/7 News Source:
(Undated) -- The Who is debuting a brand new song on tour. The band performed an unreleased track titled Hero Ground Zero during its show in London over the weekend.
The Who also brought out opening act Eddie Vedder for a performance of The Punk and The Godfather. The band is working on its first album in 13 years, and heading on a two-month North American tour in September.