In a major policy change, the Food and Drug Administration has announced a plan to limit access to future COVID-19 shots only to people over 65 years old or those with an underlying health condition.

The FDA is requiring COVID vaccine makers Pfizer and Moderna to update their warnings about the possible risk of myocarditis and pericarditis.

Seattle vaccine experts were confused by the country's apparent new direction around updated COVID-19 shots, which top FDA officials revealed Tuesday.