The government has insisted that vaccine supplies to the UK won't be affected, after the European Commission threatened to block exports of vaccines manufactured inside the EU.
It is a "major breakthrough" that can significantly reduce deaths among the very sickest of Covid-19 patients.
The last few months for most of us have been not just bizarre - but scary. Hundreds of thousands have caught the coronavirus and tens of thousands have died - and that will rise.
Lawmakers in Springfield are seeking to put together a board to lookout for price gouging.
They are killing almost a hundred people every day.