i'm here with the san francisco fed president mary daly.o want to start where tyler was talking when which is the coronavirus. obviously you have a district that is closest to asia. what have you seen on the effect on the regional economy and what are you bracing for? >> little impact yet on the regional economy most of the interest rates in our here are on the friends and family who are in china oftentimes and affected. the human toll is most on people's minds but of course he we're watching it we have had a reduction in flights coming in from china into the san francisco airport >> what about if china's economy has already been downgraded by up to a full percentage point, does that knock on to your economy here on the west coast and the fulliest economy? >> if any major economy stumbles a little bit, then we all sort of sway. but the impacts are limited because think about viruses in the past or natural disaster, they have temporary impacts. but once the viruses go away and things go back to normal, there will be a bounce back. and so a t