“He is asymptomatic and has not been in close contact with the president,” said NSC spokeswoman Adrienne Watson.
Sullivan met with Foreign Minister Aissata Tall Sall on Friday at the White House to discuss the Russian invasion of Ukraine and global food security, according to an NSC statement. He also met with his Chinese counterpart on Monday in Luxembourg.
CNN’s Sam Fossum and Kevin Liptak contributed to this report.