Vice President Harris became the first woman to hold presidential power while Biden was at Walter Reed.
There are 15 Marines at the hospital in Bethesda, Maryland, who were wounded in an Aug. 26 suicide bombing at the Kabul airport.
The president met with both active duty and retired service members receiving treatment at the facility, before touring the vaccine distribution center there.
Facebook removed a post from President Donald Trump after he falsely claimed the coronavirus is less deadly than the flu.
A still-contagious President Donald Trump returned to the White House from Walter Reed hospital and immediately took off his protective face covering.
Everything the president has done since contracting COVID-19 promotes dangerous behavior or could further put people’s lives at risk.
President Donald Trump faced backlash after leaving the hospital where he’s being treated for COVID-19 to ride around and wave to supporters.
Agents "might get sick. They may die. For political theater. Commanded by Trump to put their lives at risk for theater. This is insanity," Dr. James Phillips tweeted.
Dr. Sean Conley, as a military medical officer, is bound to adhere to the Uniform Code of Military Justice, which prohibits lying, an expert said.
The president's doctor said Trump was diagnosed with the coronavirus 72 hours ago — which would mean Trump attended events with a positive test. The doctor then walked back those remarks.