For anyone currently traveling the region, looks like the city's museums will be closed at least until Sunday.
https://news.italy24.press/local/357461.html
https://www.sienanews.it/toscana/siena/domani-riapriranno-le-scuole-teatri-e-impianti-sportivi-restano-chiusi-fino-a-domenica-sera/
This is a minor inconvenience compared to the horrors in Turkey and Syria; the authorities are obviously taking a proactive approach.