Lead singer of Irish band U2 Bono speaks as Italian Prime Minister Matteo Renzi and World Food Programme...
Lead singer of Irish band U2 Bono (L) speaks as Italian Prime Minister Matteo Renzi (C) and World Food Programme Director Ertharin Cousin look on during a visit to the Expo 2015 global fair in Milan September 6, 2015. REUTERS/Alessandro Garofalo