Behind the scenes at the Elysée palace: Is Hollande's new guard taking over?

Behind the scenes at the Elysée palace, a mini revolution seems to have taken place. Several key figures advising François Hollande are in their thirties, including his spin doctor Gaspard Gantzer and Economy Minister Emmanuel Macron. They form a new guard seeking to modernise the Socialists. But how effective are they and is it what the French leader needs?