DeMarco v. United States

At petitioner’s trial, a Government witness who had been indicted with petitioner, testified that the Government had made no promises to him with respect to the disposition of his case. Petitioner was convicted and he appealed. Meanwhile, the witness had pleaded guilty to a lesser charge contained in a superseding indictment; and at the witness’ sentencing hearing, the United States Attorney made certain statements that petitioner interpreted as proving that promises had been made to the witness prior to his testimony and that the witness had testified falsely at petitioner’s trial. Without…