That blows my mind. I have no idea how the USA would react to something like that.
We know how USA has reacted in the past; it carries on as if nothing happened.
https://www.nytimes.com/2019/05/29/us/politics/immolation-wh...
https://www.theguardian.com/environment/2019/apr/15/david-bu...
I assume there are more examples, that's just first page picks from a cursory google search.