The upside-down flag was aloft on Jan 17, 2021, images showed. #Trump’s supporters, incl’g some brandishing the same symbol, had rioted at the Capitol a little over a week before. President #Biden’s inauguration was 3 days away. Alarmed neighbors snapped photographs, some…were recently obtained by The NYT. Word of the flag filtered back to the court, people who worked there said in interviews.