U.S. stock futures were mixed on Wednesday after Monday’s mostly lower close. Dow Jones futures fell, whereas S&P 500 and Nasdaq 100 indices were rising. This follows President Donald Trump‘s visit to China along with Nvidia Corp. (NASDAQ:NVDA) CEO Jensen Huang, Tesla Inc.‘s (NASDAQ:TSLA) Elon Musk, Apple Inc.’s (NASDAQ:AAPL) Tim Cook, BlackRock Inc.‘s (NYSE:BLK) Larry Fink, and Qualcomm Inc.‘s (NASDAQ:QCOM) Cristiano Amon. Before leaving, Trump said on Tuesday that Americans' financial struggle