That said, here are some American examples - it is being covered by CBS: https://www.cbsnews.com/news/anthropic-ceo-dario-amodei-full...
And a local affiliate: https://www.cbs8.com/article/news/nation-world/trump-order-a...
And ABC: https://abcnews.com/US/wireStory/anthropic-refuses-bend-pent...
And a local affiliate: https://abc7news.com/post/anthropic-refuses-bend-pentagon-ai...
NBC: https://www.nbcnews.com/tech/tech-news/trump-bans-anthropic-...
Fox: https://www.foxnews.com/politics/tech-company-refuses-pentag...
Searching "anthropic letter tv news coverage" in Google, the News tab has tons of other mainstream news sources, worldwide, covering this story.
So yes. This and many "technical" stories that appear on HN would be covered by "tv news."