i ll have the weather on both sides of the pond. cnn newsroom starts right now. and good morning to you. happy friday. thank you for joining us. i m carol costello. we begin with new details on a man who is accused of being a serial infector of hepatitis c. david kwiatkowsky is accused of infecting many people. one hospital fired him for drug abuse two years ago. our senior medical correspondent elizabeth cohen is in boston with more. good morning, elizabeth. reporter: carol, let me tell you when what happened in arizona. cnn has learned that david kwiatkowsky was working at a hospital in arizona when his fellow employees found him passed out in the men s locker room. they found syringes on his person. he was in possession of syringes. they took him to the emergency room to treat him. when they tested him, he tested positi for cocaine and marijuana, and that hospital did report him to arizona authorities. legal authorities, law enforcement i should say. now, of course,