S&P 500, Nasdaq hit record closing highs on AI optimism, Micron joins $1 trillion club
By Saeed Azhar, Twesha Dikshit and Utkarsh Hathi NEW YORK, May 26 (Reuters) - The S&P 500 and Nasdaq hit record closing highs on Tuesday, as AI-fueled optimism offset anxiety over Middle East peace talks — concerns that were compounded by recent U.S. strikes on Iran.