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?
Context: Svetlana Parkhomenko and Larisa Savchenko were the defending champions but they competed with different partners that year, Parkhomenko with Leila Meskhi and Savchenko with Natasha Zvereva. The Women's Doubles tournament at the 1989 Wimbledon Championships was held from 26 June to 9 July 1989 on the outdoor grass courts at the All England Lawn Tennis in the district of Wimbledon in London, England.  Jana Novotná and Helena Suková won the title, defeating Larisa Savchenko and Natasha Zvereva in the final. Martina Navratilova and Pam Shriver were the defending champions and successfully defended their title, defeating Larisa Savchenko and Natasha Zvereva 6–3, 6–2 in the final. The Women's Doubles tournament at the 1988 Wimbledon Championships was held from 20 June to 4 July 1988 on the outdoor grass courts at the All England Lawn Tennis in the district of Wimbledon in London, England.  Steffi Graf and Gabriela Sabatini won the title, defeating Larisa Savchenko and Natasha Zvereva in the final. The 1983 Virginia Slims Championships was a tennis tournament played on indoor carpet courts at Madison Square Garden in New York City, New York in the United States.  It was the 12th edition of the year-end singles championships, the 8th edition of the year-end doubles championships, and was part of the 1983 Virginia Slims World Championship Series.  The tournament was held from March 14 through March 20, 1983.  First-seeded Martina Navratilova won the singles event and the accompanying $80,000 first prize money. The 1989 Virginia Slims Championships were the nineteenth WTA Tour Championships, the annual tennis tournament for the best female tennis players in singles on the 1989 WTA Tour.  It was the 19th edition of the tournament and was held from November 13 through November 19, 1989 in Madison Square Garden in New York City, United States.  First-seeded Steffi Graf won the singles title, her second at the event after 1987, and earned $125,000 first-prize money. Pamela Howard Shriver (born July 4, 1962) is an American former professional tennis player known primarily as a doubles specialist with success also as a singles player.  She currently is a tennis broadcaster for ESPN.  During the 1980s and 1990s, she won 133 titles, including 21 women's singles titles, 111 women's doubles titles and one mixed doubles title.  In Grand Slam tournaments, Shriver won 21 doubles titles and one mixed doubles title.  She also won a women's doubles gold medal at the 1988 Olympic Games in Seoul with Zina Garrison as her partner. Martina Navratilova was the defending champion of the singles event but lost in the semifinals of the 1989 Virginia Slims of California tennis tournament to Larisa Savchenko. The 1974 Virginia Slims Championships were the third season-ending WTA Tour Championships, the annual tennis tournament for the best female tennis players in singles on the 1974 Virginia Slims circuit.  It was held from October 14–19, in Los Angeles, United States.  The 16 best performers of the circuit qualified for the championship as well as the four best doubles teams.  Third-seeded Evonne Goolagong won the singles title and the accompanying $32,000 first prize. The Women's Doubles tournament at the 1993 French Open was held from 24 May until 6 June 1993 on the outdoor clay courts at the Stade Roland Garros in Paris, France.  Gigi Fernández and Natasha Zvereva won the title, defeating Larisa Savchenko and Jana Novotná in the final.
Answer: Navratilova