Lucas Arnold Ker defeated Andy Zingman 6-3 6-4 in the Argentina 1 Masters 2 round of 16 on clay.
Arnold Ker L. took it in straight sets.
Lucas Arnold Ker beat Andy Zingman 6-3 6-4. Umpiry, "Lucas Arnold Ker vs Andy Zingman — Argentina 1 Masters 2 Round of 16", https://umpiry.com/match/1993-04-10/ker-vs-zingman-argentina-1-masters-2-r16?utm_source=cite (as of 10 April 1993).