The Dow rallies to its highest level since June after Pfizer and BioNTech claim their vaccine candidate is over 90 percent effective. Travel and airline stocks particularly outperform. However, tech stocks plunge on the news with the Nasdaq seeing the widest trading range with other major markets since the dotcom bubble. US president-elect Joe Biden welcomes the news but remains cautious, urging the public to keep following existing virus restrictions. Attorney-General William Barr orders prosecutors to investigate substantial allegations of voter fraud in last week’s U.S. elections. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.