The U.S. stock market closed lower on Tuesday, with all three major indices posting declines. The S&P 500 fell 54.67 points (-0.71%), the Nasdaq Composite dropped 271.12 points (-1.03%), and the Dow Jones Industrial Average declined 419.02 points (-0.79%). The selloff was broad, with all 11 sectors of the S&P 500 ending in the red. The most significant macro driver was the escalation of tensions between the U.S. and Iran, following the U.S. launch of new attacks on Iranian targets. This led to a selloff in energy stocks, which are sensitive to geopolitical risks, and a rise in oil prices and Treasury yields, which further weighed on stock prices. The market's tone was decidedly risk-off, with investors reacting to the heightened uncertainty and potential for further escalation.

The headlines highlighted the market's sensitivity to geopolitical risks and the impact of rising bond yields and oil prices. Several articles noted the selloff in chip stocks, which dragged down the S&P 500, and the broader decline in the Nasdaq, which was further exacerbated by the escalation of the U.S.-Iran conflict. The market's reaction to these factors underscored the interconnectedness of global markets and the potential for spillover effects across sectors and asset classes. Additionally, the headlines touched on other macroeconomic concerns, such as inflation, and noted the market's anticipation of upcoming earnings reports and economic data. Overall, the market session was characterized by a cautious tone, with investors navigating a complex and uncertain environment.