Author: Angus Mackinnon | AFPSun, 2017-03-12ID: 1489314184366040200ROME: Fierce clashes between police and masked protesters in Naples triggered a row over whether the Italian city’s leftist mayor had encouraged activists bent on preventing a rightwing rival from speaking there.A debate that exposes several fault lines in national politics followed running battles on Saturday involving a small group that broke away from a protest by several hundred people marching against Northern League leader Matteo Salvini.Main category: World