Dow falls over 1,800 points, S & P 500 triggers fuse mechanism

According to the first financial report, the US stock market fell sharply today, the Dow fell more than 1800 points, the S & P 500 index triggered a fuse mechanism and suspended trading. U.S. oil stocks tumbled across the board, Chevron and Exxon Mobil fell more than 13%, Schlumberger fell nearly 30%; well-known chip stocks fell sharply, Western Digital, Chaowei Semiconductor, and Micron Technology all fell more than 10 Technology stocks dived sharply, Tesla fell more than 12%, Apple fell nearly 9%, and Amazon, Facebook, and Netflix fell nearly 7%.