The beer's flowing and the lederhosen are on, which can only mean one thing in German politics: Bavaria's state election is here. But as the Greens and far-right AfD climb the polls, the conservatives are slipping. Where did it all go wrong? And what does it mean for Berlin? Find out with Damien McGuinness and Michaela Küfner, and guests Spiegel International's Charles Hawley and DW's Max Koschyk.