Carlos Alcaraz has picked out Jakub Mensik, Joao Fonseca, and Arthur Fils for special praise, as he believes they all have the potential to fight for major titles.
Joao Fonseca described his week as "unbelievable" after becoming the youngest South American to win an ATP Tour singles title when he captured the trophy at the Buenos Aires Open.
Teenager Joao Fonseca has received praise from big names in the game after a stunning straight sets victory over world No 9 Andrey Rublev in the first round at the Australian Open.