Provocative Exhibition Looks at Artists' Response to Post-9/11 'Age of Terror'

A new exhibition aims to show how the art world has responded to the global changes since the terror attacks in the United States on Sept. 11, 2001. Age of Terror: Art since 9/11 at London's Imperial War Museum brings together 40 artists from across the world whose works reflect on conflict and society since that day. Henry Ridgwell reports.