There are media reports that Pfizer cut rollout targets for its vaccine. Shares in Boeing rose 6% after budget airliner Ryan Air ordered an additional 75 of its 737 MAX jets. Shares in Tesla rose 4.3% on a broker upgrade. After being up 227 points, the Dow Jones index closed higher by 86 points or 0.3%. The S&P 500 index fell 0.1%. And the Nasdaq index rose 28 points or 0.2%.