Rock and Roll Hall of Fame Flashback: U2

If you had to pick one iconic U2 moment, what would it be? The earnestly engaging “Gloria” video that entered MTV’s regular rotation in 1981? The band’s inspiring 1985 Live Aid performance in London, clearly placing it among the global rock elite? The first time singer Paul Hewson — Bono to you and me — donned those yellow wrap-around “fly” shades that became one of his visual trademarks? Or, more recently, the massive 360° Tour of 2009-2011, which became the highest-grossing concert trek in history?