The issue focused on a fact-checking report in the New York Times, which said that "a number of current and former law enforcement officials" who have been asked to provide information for the project were not told it was about them.

Brianna Keilar, a public relations official with the Trump campaign, said: "It is no secret that we are going to be able to go into more police stations, do the same things, at a much higher level, and at a much better level.