WASHINGTON, Aug. 4 -- Sen. Mark R. Warner issued the following press release:
U.S. Sen. Mark R. Warner (D-VA), Vice Chair of the Senate Select Committee on Intelligence, joined four Senate Democratic colleagues in pressing the Trump administration for answers about its unpredictable oversight of frontier artificial intelligence (AI) models and its opaque standards for evaluating a model's national security risk. The letter follows the Trump administration's recent haphazard responses to frontier models from Anthropic (https://www.wsj.com/tech/ai/anthropic-halts-access-to-top-ai-models-after-u-s-ban-on-foreign-use-a4bca2cc) and OpenAI (https://www.nytimes.com/2026/07/21/technology/openai-attack-hugging-face.html), and comes as basic questio...