• Booster shots could soon be recommended for people as young as 40, source says
• Moscow orders unvaccinated over-60s to stay home for 4 months
• NYC vaccine requirement will extend to all city workers, mayor says
• Booster shots could soon be recommended for people as young as 40, source says
• Moscow orders unvaccinated over-60s to stay home for 4 months
• NYC vaccine requirement will extend to all city workers, mayor says