Donald Trump Jr. tested positive for the coronavirus at the beginning of this week and has been in quarantine, though he is not experiencing any symptoms, according to a spokesperson for the president's son.
Why it matters: His diagnosis adds to the list of people associated with President Trump who have been infected by the virus, including the president himself.
Ontario officials announced new coronavirus lockdown measures for Toronto and Peel Region on Friday, as Canadian Prime Minister Justin Trudeau urged all residents to stay home, saying COVID-19 "cases across the country are spiking massively."
Why it matters: Canadian officials predict that by end of the month, the death toll from COVID-19 could be between 11,870 and 12,120, with the country's total cases between 366,500 and 378,600, Reuters reports. Canada has recorded 315,751 cases and 11,265 deaths since the pandemic began.
President Trump on Friday announced new regulations aimed at lowering the prices Americans pay for many prescription drugs.
Between the lines: It is unclear whether the rules can overcome expected legal challenges from the pharmaceutical industry, or if the incoming Biden administration will accept the regulations.
The Pentagon plans to add health restrictions for its workforce in light of a possible coronavirus outbreak among its civilian leaders, Politico reported Friday.
Why it matters: The added layers of security come on the heels of a spike in COVID-19 cases in the Washington, D.C. area, which has led to infections among top officials including temporary Pentagon Policy Chief Anthony Tata, Vice Commandant of the Coast Guard Adm. Charles Ray and Assistant Commandant of the Marine Corps Gen. Gary Thomas.
Pfizer and Germany's BioNTech said that they applied on Friday for an FDA emergency use authorization for their coronavirus vaccine.
Why it matters: This could set the stage for initial vaccine distribution in the U.S. by mid-to-late December. It also comes less than two weeks after Pfizer released efficacy data for its vaccine, and just days after releasing safety data — which suggests that fellow vaccine developer Moderna may apply for its emergency use authorization around Thanksgiving.
Sen. Rick Scott (R-Fla.) tweeted Friday that he tested positive for the coronavirus and is experiencing mild symptoms.
The state of play: Scott is the second Republican senator to test positive this week, following Iowa Sen. Chuck Grassley. Scott has already been in quarantine and says he'll now continue working from home until it's safe for him to return to Washington, D.C.
New Hampshire on Friday became the latest state to implement a mask mandate to fight COVID-19, amid a steep spike in cases across the country.
The U.S. is careening toward more than 2,000 coronavirus-related deaths a day, and could soon surpass the record set in the spring, The Atlantic reports.
The big picture: Even with treatment advances, a certain portion of people who are infected with the virus will eventually die. When you multiply this percentage by today's number of cases, the results are extremely grim.
School districts nationwide are facing a worsening teacher shortage because of the coronavirus, further complicating the tough decisions about whether to have in-person classes.
Why it matters: When teachers test positive, fall seriously ill or are self-isolating from potential exposure, many districts don't have enough substitutes to keep up.
South Korea is urging people to stay home and avoid crowds following a recent uptick in coronavirus infections, AP reports.
Why it matters: The country has seen its number of cases increase steadily since it relaxed several coronavirus-related restrictions October. Prime Minister Chung Sye-kyun on Friday (local time) asked the public to limit end-of-the-year parties, and employers to allow workers work from home.
A World Health Organization panel of experts on Thursday recommended against the use of Gilead Sciences' remdesivir as a COVID-19 treatment.
Why it matters: The recommendation breaks with the U.S. Food and Drug Administration, which approved the antiviral drug as a COVID-19 treatment in October.
HIV-related deaths in the United States decreased significantly between 2010 and 2018 for all genders, ages, races and regions of the country, the Centers for Disease Control and Prevention reported in its weekly Morbidity and Mortality report on Thursday.
The big picture: CDC researchers said in a new analysis that the decline is likely the result of improvements in diagnosing infections, treatment and medical care, but noted the data highlights higher death rates among women and people of color.