ly performed under the contract, and the non-breaching party is not entitled to rescission. *833 Michael R. Dreeben, Jonathan Goldman Ce- darbaurn, Jessie Acker Allen, U.S. Dept. of Justice, Washington, DC, Paula Camille Offenhauser, Asst. U.S. Any., Houston, TX, for Plaintiff-Appellee. Lawrence Irwin Zinn, San