“I think Bob Mueller’s investigation has to have a definitive end date to it. I think there is a fair time that he has had the opportunity to investigate any possible collusion or coordination between the Trump campaign and Russia. You can’t allow a special prosecutor — a special counsel — just to continue in perpetuity,” Lewandowski said, during a wide-ranging joint interview with Bossie for “Behind Closed Doors,” a Washington Examiner podcast.

“He has a responsibility to report back to Congress, using taxpayer money, and I think what he should do, and what the deputy attorney general should require, is a reasonable amount of time. I have now said I believe by June 1 of this year he should have finalized all of his interviews, whatever, whoever those people are, and be working on and writing his report to Congress, if that’s what he’s going to do. But there has to be a conclusion date, there has to be something.”