Sophie and JJ are joined by special guest Helen Skelton who wants to find out more about the wartime service of her grandparents. Army reservist nurse Anna Cross returns to Sierra Leone, where she caught ebola while she was trying to save the lives of local people. Anna is also a guest with Sophie and JJ at the Imperial War Museum. There's more from the Battle Back Centre in the Midlands as a soldier tries to overcome PTSD. And singer John Reilly performs a tribute to the ‘Women of Steel' who kept Sheffield's steel factories running during the two world wars, despite the constant threat of bombing raids.