the united states into this matter. cuban sources tell nbc news they sent this note to the u.s. state department, never got a response back. i understand they are having staffing issues at the state department. they didn't get a response. we first learned about these strange attacks, these strange symptoms emerging against u.s. diplomatic personnel in august. cbs radio first to report american diplomats were reporting incidents which caused a variety of physical symptoms. super vague in the initial reporting that was very unclear what types of incidents were happening here. the state department was totally baffling vague and confusing on the subject. we now thanks to good reporting on the subject, we now know it's a scary and weird as it seemed before we knew the details. we now know there are 21 medically confirmed cases, some involve permanent hearing loss or traumatic brain injury. yesterday the associate the