Drug-resistant bacteria - known as superbugs - are one of the biggest medical threats of our time. Here, a doctor, researcher, and ethics professor tells the exhilarating story of his race to beat them and save countless lives. From the muddy trenches of the First World War, where Alexander Fleming searched for a cure for soldiers with infected wounds, to breakthroughs in antibiotics and antifungals today that could revolutionize how infections are...