-- does that mean that if you have the j&j, it's better to get boosted with pfizer or moderna instead of just getting another johnson and johnson those? we ask the biden administration top scientists, doctor david kessler that question tonight. he gave us this direct quote. quote, the most important thing right now, if you are vaccinated, you need to get boosted. we have ample supply of moderna and pfizer to support boosters. we encourage everyone to get boosted with one of those vaccines right away. . got it. so what this means, is get your booster if you haven't got it already. and if your initial vaccine was johnson & johnson it is preferable for you to make your booster not another johnson & johnson but instead rather pfizer or moderna. and as doctor david kessler, notably said there is plenty available. it does still leave one question remaining. if your first shot was j&j, how