The U.S. will open its land borders with Canada and Mexico next month for people fully vaccinated against COVID-19. The borders have been closed since March 2020 for nonessential travel.

A Food and Drug Administration panel is meeting this week to consider booster shots of the Moderna and Johnson & Johnson COVID vaccines. Moderna said an additional half-dose shot provided a significant immune boost, but FDA scientists indicated Moderna data has not met all criteria for a third dose.