Prof Robin Shattock, head of Mucosal Infection and Immunity at Imperial College, answers viewers' questions.

But opposition leaders dismiss Alexander Lukashenko's comments as a mere stalling tactic.

Jonny Bairstow makes his highest Twenty20 international score as England beat South Africa by five wickets in the series opener in Cape Town.

The EU's Michel Barnier arrived in London on Friday evening, as the two sides try to agree a deal.

Callum Wilson and Joelinton score in the final two minutes as Newcastle United beat Crystal Palace in the Premier League.

The three judges said no specific allegations or proof of election fraud were given by Trump's team.

Without the febrile atmosphere of the Principality Stadium, Wales go into Saturday's meeting hoping for, rather than believing in, victory.

By one measure the city has just eliminated the virus, but relieved locals also fear a hidden cost.

The Argentine funeral worker took photos next to the open casket of football legend Diego Maradona.

Many in government and business are wary, but campaigners say politicians are out of touch.

Families fleeing the conflict in Tigray tell the BBC they have been cut off from relatives.

For decades, Kaavan performed from his lonely enclosure. Now, with a hand from Cher, he's retiring.

With more time and flexibility, thousands of women are trading in the stock market for the first time.

Cambodian refugee Ted Ngoy made a fortune in doughnuts then lost it all to gambling.

As an 82-year-old Jane Fonda is still protesting - this time about climate change - and getting arrested.

Why the demolition of a 70-year old cinema hall in Kabul went viral in Afghanistan.

For thousands of years Inupaiq people have relied on the land in Alaska but now climate change is threatening their entire way of life.

How a lawsuit from an ex-Trump lawyer full of baseless voter fraud claims went viral.

The key missions recording the loss of thickness in glaciers and sea-ice won't last the decade.

Abiy Ahmed says the army has taken full control of Mekelle from the Tigray People's Liberation Front.

Israel says it has 'no clue' who was behind the killing of Mohsen Fakhrizadeh in an ambush on Friday.