The Five Star Movement’s victories in Italy’s mayoral elections: a major blow for Renzi and the PD

Italy’s Five Star Movement secured victory in mayoral elections in Rome and Turin on 19 June. James L. Newell and Arianna Giovannini interpret the results as a major blow for Italy’s Prime Minister, Matteo Renzi. Substantial problems now lie ahead for the Italian government, as the PM faces a looming referendum on constitutional reform on which he has staked of his political future.