The US Must Know It Can't Contain Such Things For Any Length Of Time.

https://us.cnn.com/2022/11/27/us/nashville-drive-by-shooting-church-funeral/index.html

Which is why it needs to make a clear, unambiguous, announcement that it is actively clearing the foolishness away.

They obviously wouldn't want their remaining credibility to be further undermined by confusion arising from something beyond their control.