Get latest the CDC update (07 FEB 20) here: https://www.cdc.gov/coronavirus/2019-nCoV/summary.html
On January 30, 2020, the United States Department of State issued a Level 4 Travel Advisory – Do Not Travel to China; and has requested that all non-essential U.S. government personnel defer travel to China in light of the Novel Coronavirus. : Get the DOS Travel Advisory for China here:
From the Office of Personnel Management, Chief Human Capital Officers Council: https://www.chcoc.gov/content/2019-novel-coronavirus
Future updates from the U.S. government will be updated as they become available.