1914 International Lawn Tennis Challenge - Wikipedia
When can a Wimbledon player challenge a call, what is Hawk-Eye and how many challenges do players get? | The Sun
Tennis Rules for Challenges - SportsRec
2023 Summer Challenge Ladder – Tennis4All
John Breech on Twitter: "The tennis challenge system is my favorite challenge system ever invented. Pretty sure tennis is the only sport where I root for challenges #WimbledonFinal #Wimbledon #Federer #Djokovic https://t.co/7AYRxa1j2u" /