S&P 500 Ends Lower after Four-Day Rally to Record High
Dec 28 - The S&P 500closed slightly lower after hitting a record intraday high on Tuesday, as a four-day rally lost steam in thin trading and investors weighed Omicron-driven travel disruptions and store closures.The Centers for Disease Control and Prevention on Monday shortened the recommended isolation time for Americans with asymptomatic cases of COVID-19 to five days from the previous guidance of 10 days.The update follows approvals for new pills and more vaccines to fight COVID-19. It hel