Name the score for rick leach zina garrison
CREATE TABLE "mixed_doubles_finals_15_7_8" (
  "outcome" text,
  "year" real,
  "championship" text,
  "surface" text,
  "partner" text,
  "opponents" text,
  "score" text
);
SELECT "score" FROM "mixed_doubles_finals_15_7_8" WHERE "opponents"='Rick Leach Zina Garrison';