Spores lodge in tissue; kill 25% of those infected
                                
                                
                                    (Newser) -
                                    A virulent, deadly strain of a fungus that settles in human lungs has been discovered in the US Northwest. Cryptococcus gatti—or C. gatti—first spread from Canada into the US 5 years ago, but has recently developed into a particularly powerful strain in Oregon and is expected to move...