Pubdate: Tue, 19 Oct 1999 Source: San Jose Mercury News (CA) Copyright: 1999 San Jose Mercury News Contact: 750 Ridder Park Drive, San Jose, CA 95190 Fax: (408) 271-3792 Website: http://www.sjmercury.com/ TRIO GUILTY OF KILLING POLICE INFORMANT, 17 NORWALK - Two men and a woman were convicted Monday of murdering a teenager two Southern California police departments had used as a drug informant. The jury that convicted Jose Ibarra, 21, Michael Martinez, 22, and Florence Noriega, 30, will return next month to consider whether they should get the death penalty. Chad MacDonald, 17, was killed in March 1998 and his 16-year-old girlfriend was raped, shot in the head and left for dead. She survived and testified during the trial. - --- MAP posted-by: Jo-D