 President Biden's sit-down interview with NBC News anchor Lester Holt will air later tonight. The president has been undergoing scrutiny from Democrats over his age and whether he can defeat Trump in this year's election. That interview will air tonight at 9 Eastern. Childhood vaccination rates are still not back to pre-coronavirus pandemic levels worldwide. The World Health Organization says 2.7 million additional children are under-vaccinated when compared to 2019.