Experts say expanding eligibility requires a delicate balance of prioritizing those most at risk and ensuring no dose goes to waste.
Your Monday Briefing
The fallout from Trump’s acquittal.
Prince Harry and His Wife, Meghan, Expecting Second Child
The development is a joyful bit of news after a turbulent year in which the couple broke away from the British royal family, started new lives in California and suffered a miscarriage.
Myanmar Military Tightens Control in Overnight Crackdown
Armored vehicles moved into cities across Myanmar on Sunday evening. In Myitkyina, in the northern part of the country, security forces fired rubber bullets, water cannons and tear gas at a crowd of protesters.