Gérard suffers biggest upset on first day of wheelchair tennis at Australian Open
![Gérard suffers biggest upset on first day of wheelchair tennis at Australian Open](https://cdn.statically.io/img/cdn.dmcl.biz/media/image/262657/o/Joachim+G%C3%A9rard.jpg)
Belgium's Joachim Gérard was on the end of the biggest upset on the first day of wheelchair tennis competition at the Australian Open, losing his men's singles tie to Chilean Alexander Cataldo.