Leonardo Azzaro defeated Gianluca Gatto 7-5 6-3 in the Italy 4 Masters 2 round of 16 on clay. The upset overturned the form book — Gianluca Gatto came in leading the head-to-head 1–0, but Leonardo Azzaro had been the form player, winning 6 of their last 9 on clay. Leonardo Azzaro claimed a first win over Gianluca Gatto in two meetings, levelling the head-to-head at 1–1.
Azzaro L. took it in straight sets.
Leonardo Azzaro beat Gianluca Gatto 7-5 6-3. Umpiry, "Leonardo Azzaro vs Gianluca Gatto — Italy 4 Masters 2 Round of 16", https://umpiry.com/match/1997-06-28/azzaro-vs-gatto-italy-4-masters-2-r16?utm_source=cite (as of 28 June 1997).