The German states of Bavaria and Hesse vote in regional elections on Sunday, in what is widely being seen as a test-case for Germany’s shifting political landscape.

A prosperous area of Bavaria has become a stronghold for the far-right AfD. If the party does well in Sunday's regional elections, it could knock Chancellor Merkel's closest political ally from power.

Germany's train services were part-privatised in a reform programme in the 1990s. ... In Bavaria this is done by the Bayerische Eisenbahngesellschaft, external (link in German).