SummaryCompaniesTrump bans federal use of Anthropic's AI tool ClaudeLegal scholars question U.S. government's authority to require the same of military contractorsLockheed Martin to complyWASHINGTON, March 3 (Reuters) - U.S. defense contractors, like Lockheed Martin (LMT.N), opens new tab, are expected to follow the Pentagon's order to purge Anthropic's prized AI tools from their supply chains, government contracting and technology attorneys said, even though the Trump administration's ​ban on t...