Rebecca Davis OBrien

Thomas Barrack is accused by prosecutors of acting as an undisclosed agent for the government of the United Arab Emirates.

Thomas Barrack, a Los Angeles private equity executive, is accused of working secretly for the United Arab Emirates.

The 378 cases — mostly low-level drug and traffic offenses — relied on the work of 13 police officers who were later convicted of crimes.

After President Donald J. Trump pardoned him in a case connected to a crowd-funded border wall, the Manhattan district attorney’s office opened its own investigation.

Edward P. Mangano and his wife, Linda, were both convicted for their parts in what prosecutors called “a culture of corruption.”