Alcaraz grinds down another lefty in Nishioka win

Alcaraz worked on making his serve more potent in the off-season and was thrilled with how it held up against Nishioka.   IMAGE: Spain's Carlos Alcaraz serves during his second round match......

Davis Cup round-up: US lead Taiwan; Japan, Britain 1-1

IMAGE: Britain's Jacob Fearnley in action during his Davis Cup first round match against Japan's Kei Nishikori at Bourbon Beans Dome, Miki, Japan, on Friday. Photograph: Issei Kato/Reuters Alex......

Davis Cup: Easy for Australia, US; Japan stun Britain

IMAGE: Japan's Yosuke Watanuki and Takeru Yuzuki in action during their Davis Cup doubles match against Britain's Neal Skupski and Joe Salisbury at Bourbon Beans Dome, Miki, Japan, on Saturday.......

'Am I a Serve Bot?'

IMAGE: Spain's Carlos Alcaraz served 14 aces during his second round match against Japan's Yoshihito Nishioka at Melbourne Park, Melbourne, Australia on Wednesday. Photograph: Edgar Su/Reuters......

Aus Open PIX: Alcaraz cruises; Zheng stunned

All the action from Day 4 at the Australian Open at Melbourne Park, Melbourne, Australia, on Wednesday IMAGE: Spain's Carlos Alcaraz celebrates winning his second round match against Japan's......