- Barr knocked Trump as a man who would be "difficult to prepare" to testify in court.
- He said it would be a "particularly bad idea" for Trump to testify because he "lacks all self-control."
- Trump is expected to be arraigned on April 4 after he was indicted by a grand jury on Thursday.
Former Attorney General Bill Barr said it would be a "particularly bad idea" for former President Donald Trump to take the stand in New York because the latter "lacks all self-control."