(FILES) USA's Madison Keys serves to Ukraine's Oleksandra Oliynykova during their women's singles match on day three of the Australian Open tennis tournament in Melbourne on January 20, 2026. Passing through Paris to play the Clarins Trophy, a tournament on the secondary circuit, USA's Madison Keys (former world No. 5, currently No. 19) said in an interview with AFP that "many players" would be prepared to boycott a Grand Slam to put pressure on the four major tournaments. (Photo by Martin KEEP / AFP via Getty Images) / -- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE --