U.S. equities drifted lower into midday Tuesday with the S&P 500 and Nasdaq 100 easing from near record highs set earlier in the session, as a fresh surge in crude oil prices and rising Treasury yields tempered the April rally. • State Street Energy Select Sector SPDR ETF shares are advancing steadily. Why are XLE shares climbing? Pakistan's information minister said a formal response from Iran confirming whether it will send a delegation to the Islamabad peace talks was still awaited as of midday, leaving ...