Dr. Anthony Fauci told Newsweek: "If people take the vaccine, we could go a long way to really diminishing dramatically" cases by Q3 2021.
South Dakota and Minnesota are among the states that reported the highest average daily cases per 100,000 people in the past week.
The new order was issued following "an unprecedented surge" in the spread of COVID-19 across the state.
On post-Thanksgiving COVID figures, Dr. Anthony Fauci told Newsweek: "I hate to say that but it's the truth and the reality.
The Bond Fire has burned 6,400 acres of the state, with 10 percent contained, as of Friday, according the Orange County Fire Authority.
Several festive holiday plants found in the house around Christmas time can also be hazardous for pets.
Mandatory evacuation orders and evacuation warnings are in place across several parts of Orange County.
A Red Flag Warning is in place for parts of Southern California due to gusty winds and low humidity from Wednesday evening through Saturday evening.
The mayor's latest lockdown order came as the total confirmed cases in Los Angeles surpassed 414,500.
Some retail and personal care venues as well as recreational facilities remain open with restrictions in place.
Ten million doses of the vaccine are expected to arrive in the U.K. before the end of the year.
About 1,700 online pharmacies suspected of selling illicit medicines and medical devices contained cyber threats, according to analysis by the international crime-fighting organisation.
The highest number of current COVID-19 hospitalizations per million recorded to date was 968 in New York in April, according to data from The COVID Tracking Project.
Scientists warned the escaped mink could broaden the infection range of the virus by introducing into the wild.
Up to 30,000 new COVID-19 hospitalizations per day are projected for December 21, according to forecasts received by the U.S. Centers for Disease Control and Prevention.
Several churches across the United States have seen outbreaks of the virus in recent months as many services resumed.
West Virginia and Kentucky are the only two states where in-person learning is currently prohibited statewide at all public and private schools.
Italy's competition regulator said Apple misled the public about the water resistance of its iPhones and its warranty.
According to Japan's Ministry of Health, Labour and Welfare, it should be noted that less than three percent of people in Japan have been tested for the virus.
The city is allowing outdoor dining, but the seven-day average for confirmed cases in Pasadena has risen since early November.
The country also reported a record number for patients hospitalized with coronavirus on November 26.
Customers can also get discounts on facial care products including hydrating masks, gels and creams.
Both Walmart and Target are offering slashed prices on electronic devices from brands such as Samsung, Apple and Bose.
Shoppers can get slashed prices on several items including headphones, speakers, fitness trackers and mattresses.
Best Buy is offering reduced prices on various electronic devices from Samsung, Sony, LG and Bose.
Shopping addicts can bag Black Friday discounts on several luxury items including bags, watches, perfume and beauty products.
Some companies are operating a modified service on November 27, when retailers will offer a host of discounts.
Customers can get Black Friday discounts on the Microsoft Surface, Apple MacBook Pro and other devices.
Most food and drink chains are open on normal hours on Black Friday and some offer special deals on the day.