US stocks decline as Treasury buybacks disappoint; Meta rises 6.5% on AI assistant launch

US stocks fell for the third consecutive session as Brent crude surpassed $101 due to Middle East tensions and Treasury buyback volumes of $6 billion fell short of market expectations. The 10-year Treasury yield hit a three-year high of 4.849%. Meta shares rose 6.55% following the release of its AI assistant, Muse. Apple unveiled its first foldable phone, the iPhone Duo, priced starting at $1,999. Meanwhile, gold reclaimed $4,400 per ounce, and copper prices hit record highs driven by AI infrastructure demand. Bitcoin is trading at approximately $79,200.