Who says the Germans don't have a sense of humour? Steve Evans is in the east of the country as the anniversary of reunification approaches. Baghdad once had dozens of cinemas playing to full houses and even hosting glittering premieres. Gabriel Gatehouse discovers why the cinema in Iraq is dying. Hamilton Wende in Johannesburg explores one consequence of the biggest influx of immigrants since the gold rush: a babble of new languages on the streets of this South African city. Kevin Connolly looks at the challenges facing President Obama in the run-up to the Midterm elections while Justin Rowlatt finds that a song from our own correspondent can break the ice in Angola.