A federal judge on Thursday signaled she's become even more skeptical of the Pentagon's decision to blacklist Anthropic as she heard arguments over the AI company's legal challenge to its designation as a supply-chain risk.Why it matters: The upcoming decision will mark the next chapter in what's expected to be a lengthy legal battle between the government and an AI company that's simultaneously helping shape the government's AI safety rules.Driving the news: "I don't see additional evidence fro...