Hello, investors!On Monday, March 31, the U.S. stock market closed mixed due to escalating global trade tensions and concerns over an economic slowdown. Let’s break down the key movements in the indices and major market-driving issues.📉 U.S. Stock Market Closing Summary📊 Key Index ChangesNasdaq Composite: 17,299.29 (-0.14%)S&P 500 Index: 5,611.85 (-0.55%)Dow Jones Industrial Average: 42,001.76..