1970 US Open (tennis) sudden death at 4-4. A red flag would be put up by the umpire’s seat to draw fan attention to the tiebreaker in progress. Most players disapproved of the tiebreaker but the visitors loved it. Ken Rosewall def. Tony Roche, 2–6, 6–4, 7–6, 6–3 Margaret Court defeated Rosemary Casals, 6–2, 2–6, 6–1 Pierre Barthès / Nikola Pilić defeated Roy Emerson / Rod Laver, 6–3, 7–6, 4–6, 7–6 Margaret Court / Judy Tegart Dalton defeated Rosemary Casals / Virginia Wade, 6–3, 6–4 Margaret Court / Marty Riessen defeated Judy Tegart Dalton / Frew McMillan, 6–4, 6–4 1970 US Open (tennis) The
1970 Pacific Southwest Open 1970 Pacific Southwest Open The 1970 Pacific Southwest Open was a combined men's and women's tennis tournament played on outdoor hard courts at the Los Angeles Tennis Club in Los Angeles, California in the United States. The men's tournament was part of the Grand Prix tennis circuit. It was the 44th edition of the tournament and ran from September 21 through September 27, 1970. Rod Laver and Sharon Walsh won the singles titles. Rod Laver defeated John Newcombe 4–6, 6–4, 7–6 Sharon Walsh defeated Lesley Hunt 6–3, 6–2 Tom Okker / Marty Riessen defeated Bob Lutz / Stan Smith 7–6,