Inside Europe - the inside take on European affairs

On today's programme: Tensions rise in Germany after unprecedented sex attacks on New Year's Eve - Denmark and Sweden tighten border controls - Volunteers lend a hand at Slovenian refugee camps – One year on, defiance at Charlie Hebdo – Will Poland's new media law undermine democracy? - A drive for green energy in Brittany - Designing a smartphone for the blind – Learn how to be a Viking.