India, April 7 -- US stock markets opened lower on Tuesday, with investors reacting to President Donald Trump's looming Iran deadline and concerns over geopolitical tensions in the Middle East weighed on equity prices, while safe-haven assets gained. The Dow Jones, Nasdaq and S&P 500 all posted declines, reflecting heightened uncertainty in global markets.

U.S. Market Snapshot

Dow Jones

The Dow Jones Industrial Average declined 223.58 points or 0.48%, closing at 46,446.30 and key gainers included UnitedHealth (305.00, +8.40%), Intel (52.08, +2.56%) and Chevron (203.85, +2.51%) while apple (-12.22, -4.72%) and Nike (-1.44, -3.27%) were the biggest decliners.

Nasdaq

The Nasdaq Composite dropped 292.75 points or 1.33%, to 21,703.59. Bro...