| | Skyrocketing COVID-19 cases hobbled U.S. airline staff on Monday, causing hundreds of flight cancellations, and prompted the country's top infectious disease expert to suggest the government consider a vaccine mandate for domestic air travel. | | | Apple Inc said on Monday it had closed its New York City retail stores due to a spike in COVID-19 cases. | | | The S&P 500 index ended at a record high on Monday, its fourth straight session of gains, as strong U.S. retail sales underscored economic strength and eased worries from Omicron-driven flight cancellations that hit travel stocks. | | | Global stock markets rose on Monday and oil prices eased on Monday as investors hailed strong U.S. holiday season sales and some grew less fearful about economic damage from the Omicron variant of Covid-19. | | | The S&P 500 index closed at a record high on Monday, its fourth straight session of gains, as strong U.S. retail sales underscored economic strength and eased worries from Omicron-driven flight cancellations that hit travel stocks. | | | Goldman Sachs Group Inc will require that employees and visitors to its U.S. offices receive booster shots of the COVID-19 vaccine starting next year, a bank spokesperson said on Monday. | | | The U.S. auto safety agency has stepped up its probe into engine fires that have plagued some Hyundai Motor Co and Kia Motors Corp vehicles for over six years. | | | The S&P 500 index hit a record high on Monday, as strong U.S. retail sales underscored economic strength and eased worries from Omicron-driven flight cancellations that hit travel stocks. | | | Workers at BNL, the Italian arm of French banking group BNP Paribas , went on strike for the first time since the 1990s on Monday in protest at back office and IT staff cuts. | | | Exxon Mobil Corp said on Monday its Baytown, Texas, refinery continued to operate at reduced rates following a fire on Dec. 23, and the unit involved remained shut down. | | | | |