KNTV NBC Nightly News With Lester Holt June 4, 2024 22:36:00
And older. >> as long as is world is not fully vaccinated, this virus will continue to replicate and mutate, and it increases the chances that we will need a regular vaccine series. >> reporter: this week, independent advisers to the cdc urged that all regulators move quickly on a decision for a booster, saying people with weakened immune systems have a higher chance of breakthrough infections. while the pfizer and moderna vaccines await full fda approval, the cdc may be working around that. the...
Source: archive.org