( March 10, 2026, 2:37 PM EDT) -- WASHINGTON, D.C. — Anthropic PBC filed a complaint and a petition for review in federal courts on both coasts challenging the federal government’s identification of it as a “supply chain risk” and order directing agencies to immediately stop using its Claude artificial intelligence, saying the actions were retaliations for publicly expressing concerns about the scope and safety of the government’s use of its chatbot. The petition for review was filed March 9 in the District of Columbia Circuit U.S. Court of Appeals....