specialists to determine what s a better way to control exposure to these illnesses when we re down there. we have had illness in previous competitions. we had a team in italy earlier this year that we had a few athletes come down. it s not unique just to rio but this scope of this was larger than we faced in the long time. so it s something that s very much of our concern. the athletes are our top priority. and we ll have to assess what those 45e89 risks are. ultimately the ioc and fisa are responsible for monitoring this and helping make sure that this waterway is safe. glenn merry, thank you so much very much. that does it for us, for this edition of andrea mitchell reports. tomorrow on the show republican presidential candidate karly fe fiorina. follow us online. msnbc live with thomas roberts is up next.out curity. she ll log in with her smile. he ll have his very own personal assistant. and this guy won t just surf the web.