1988 US Open Quarterfinals Aaron Krickstein vs. Darren Cahill

Aaron Krickstein (born August 2, 1967),[ nicknamed "Marathon Man", is an American former professional tennis player who competed on the ATP Tour from 1983 to 1996. He currently competes on the Outback Champions Series Over-30 tour. Krickstein reached his career high ATP ranking of World No. 6 on February 26, 1990. He achieved this ranking on the back of wins in Sydney and Los Angeles, as well as his best ever results at Wimbledon and the US Open. He is perhaps best known for his five-set, marathon loss to Jimmy Connors at the 1991 US Open, which ESPN called "an instant classic". Darren Cahill (born 2 October 1965) is an Australian tennis coach and former professional player. Known as "Killer," he won five singles and 13 doubles titles (including the 1989 Cincinnati Masters) before becoming a renowned coach for Lleyton Hewitt, Andre Agassi, Simona Halep, and Jannik Sinner, alongside working as an ESPN analyst