Bloomberg News is apologizing for a premature story written last week about the prisoner exchange involving the United States and Russia and says it has disciplined the journalists involved.

The revelation about how much President Donald Trump pays in taxes? Then, just as quickly, they receded into memory with the revelation Friday that Trump had tested positive for COVID-19. The coronavirus story unfurled shortly after 8 p.m. Eastern on Thursday when Jennifer Jacobs, Bloomberg News White House reporter, tweeted that sources had told her that Hope Hicks, one of Trump's closest aides, had tested positive. Then, at 12:54 a.m. Eastern, the president tweeted that both of them were positive. Were reporters who attended a White House news briefing on Thursday at risk?