Question: Name the doubles partner who assisted an American professional tennis player known primarily as a doubles specialist and current tennis broadcaster for ESPN, defeat Larisa Savchenko and Natasha Zvereva in the 1989 Virginia Slims Championships?
Sentence (from "Pam Shriver"): She also won a women's doubles gold medal at the 1988 Olympic Games in Seoul with Zina Garrison as her partner.
Relevant evidence: No