US biotech firm plans trials of a booster shot against the virus strain first discovered in South Africa as precaution.
Yellen, among the first of Biden’s picks to be confirmed, is the first woman to hold the job of overseeing the economy.
Following US trade war, China has signed several trade and investment deals to bolster its multilateral credentials.
More than 300 firms to work together to help the hundreds of thousands of sailors stuck due to COVID-19 restrictions.
The Russian president, who is under pressure from the West to free Navalny from jail, condemns rallies as illegal.
Court tells soldiers to cease surrounding the home of the opposition leader, whose house arrest has drawn condemnation.