As the US government shutdown continues and tariff concerns resurface, the US stock market is preparing for a significant challenge. According to the Dow Jones market data, the upcoming week will see Wall Street’s banking behemoths begin their third-quarter company earnings reports, potentially offering a market catalyst amidst the data vacuum created by the shutdown.The S&P 500 is heading for its poorest performance during a shutdown since 1990. The index has dropped 2% since the shutdown began on October ...