National Security Council spokesman John Ullyot said before Trump’s tweet that senior officials in the executive branch, Congress and judiciary would receive vaccinations in line with a protocol aimed at ensuring the US government can continue to operate during a pandemic or catastrophic emergency.

“The American people should have confidence that they are receiving the same safe and effective vaccine as senior officials of the United States government on the advice of public health professionals and national security leadership,” Ullyot said in a statement.