Associated Press

The first U.S. case is a traveler who returned from South Africa on Nov. 22.

In its statement, WHO said that so far, current PCR tests continue to be effective in detecting the variant.

He adds that the new variant could also worsen supply chain disruptions.

Hopes of quick progress were muted after a hard-line new government in Tehran led to a more than five-month hiatus in negotiations.

They have been unable to leave since Friday when a late autumn storm brought snow and heavy winds that felled power cables and blocked roads.

He was accompanied by Dr. Anthony Fauci, the nation’s top infectious disease expert.

The rule requires workers to receive their first dose of the COVID-19 vaccine by Dec. 6 and their second dose by Jan. 4.

The Biden administration has recommended an overhaul of the nation’s oil and gas leasing program to focus on areas that are most suitable for energy development and raise costs for energy companies to drill on public lands and water.

The world is racing to contain a new coronavirus variant that is potentially more dangerous than the one that has fueled waves of infection on nearly every continent.

After being crimped by the coronavirus last year, the event returned in full Thursday, though with precautions.