Wild alligators and a sewage works are just two of the places Angela Rippon discovers that scientists are looking for new ways to fight bacterial infections. Angela reveals how a growing number of bacterial diseases are becoming resistant to the antibiotics currently in use. If nothing is done, millions could die. Angela investigates the latest scientific breakthroughs, meets a GP on the front line in the fight against infection and finds out how we can all take part in the effort to keep the miracle cure effective.