Sen. Warren questions DOD about Anthropic blacklist that 'appears to be retaliation' ○ found 2026 › Mar › 23 (Mon) @ 12:27 UTC a story from CNBC ⚠️ › Top News DOD ■■ Anthropic ■■ Warren ■■ Pete Hegseth ■■ Sam Altman ■■ OpenAI ■■ preview sentiment