flu. joining us now, founder and ceo dr. uché blackstock, an msnbc contributor. we re always happy when she s on the show. good morning. let s start with the booster shot on an emergency basis for 65 and older and some in special circumstances. what s your take on the latest in the booster shot debate? well, good morning, jonathan. i definitely think that the recommendation approval makes a lot of evidence. the data we re seeing is there s waning immunity against the vaccine, especially the pfizer vaccine, six to eight months out, and we re seeing that especially among the elderly. we re seeing more breakthrough disease among this population in particular. i think also to specify, people that are at high risk for exposure, people who are health care workers who received their