McDonnel v. United States

Upon his trial before a jury in the District Court of the United States for the District of Columbia, Daniel A. McDonnel was convicted of violating the Mann Act, § 398, Title 18, U.S.C.A. He appeals from an order which denied his motion for a new trial on the ground of newly discovered evidence.

The appellant said he had learned after his trial that oppressive police methods had extorted false testimony from the prosecuting witness which she would repudiate at another hearing. In support of this ground McDonnel filed the affidavit of one Dough-erty which set forth that the girl had informed…