United States of America, Ex Rel., and Leocadio Barajas, and Patricia Meyer v. Northrop Corporation

JAMES R. BROWNING, Circuit Judge:

The question is whether the district court has jurisdiction under the False Claims Act (the Act), 31 U.S.C. § 3729 et seq., over claims a qui tam plaintiff added to his complaint by amendment based on information disclosed by the United States in a criminal indictment returned after the plaintiff filed the original complaint.

I

Boeing Corporation selected Northrop Corporation to produce flight data transmitters for Air Force nuclear cruise missiles. Although the transmitters were required to withstand temperatures as low as - 65° Fahrenheit, Northrop allegedly…