Donald Trump Jr. tested positive for the coronavirus at the beginning of this week and has been in quarantine, though he is not experiencing any symptoms, according to a spokesperson for the president's son.

Why it matters: His diagnosis adds to the list of people associated with President Trump who have been infected by the virus, including the president himself.

• Trump Jr. is abiding by all medically recommended COVID-19 guidelines, his spokesperson said.

Zoom out: Also on Friday, Rudy Giuliani’s son Andrew Giuliani — a White House aide — announced he had tested positive. Key members of the president's outside legal team were unable to attend a meeting with Michigan lawmakers because of their exposure, Axios' Jonathan Swan reported.