President Biden Signs 17 Executive Orders on First Day

On his first day, President Biden signed 17 executive orders, more than the last four presidents combined. A major focus was on combating the coronavirus pandemic, including a 100-day mask mandate on federal properties. Biden aims to set an example for states and local governments. He also rejoined the WHO, appointing Dr. Anthony Fauci to lead the U.S. delegation.

What was the significance of rejoining the WHO for President Biden's administration?

What role is Dr. Anthony Fauci expected to play in the United States' response to the pandemic?