Right to work anywhere in the EU under threat?

Following an electoral 'earthquake' in parts of the EU, will concern over immigration force the EU to restrict one of its central tenets: the right to free movement of labour? We hear from economist Romain Perez at the Parisian think-tank Terra Nova about the consequences of the National Front's victory in France and economist Irwin Stelzer from Washington's Hudson Institute tells us why he thinks the EU's ruling elite may fail to react with any substance to the vote.