Stephen Miller walks on the South Lawn of the White House in July after returning from a trip to Morrisville, N.C.

WASHINGTON, DC – JULY 27: White House senior adviser Stephen Miller walks on the South Lawn after landing aboard Marine One at the White House from a trip with President Donald Trump July 27, 2020 in Washington, DC. Trump was returning from a visit to the FUJIFILM Diosynth Biotechnologies’ Innovation Center in Morrisville, North Carolina, a facility that supports manufacturing of “key components of the COVID-19 vaccine candidate” developed by Novavax. (Photo by Alex Wong/Getty Images)