Wall Street opens in red on government shutdown; Nike, Lithium stocks soar

Core Points - The US government officially shut down, leading to concerns about a prolonged stoppage that could negatively impact the fragile economy [1] - Wall Street opened lower, with the S&P 500 index declining [1] Economic Impact - The shutdown is expected to strain the already fragile economy further, raising fears among investors [1] - The market reaction indicates a lack of confidence in the government's ability to resolve the shutdown quickly [1]