Carlos Alcaraz leads upset-free day at Australian Open

(Photo credit: Robert Deutsch-Imagn Images)

No. 1 seed Carlos Alcaraz of Spain and a dozen more seeded men's players advanced to the third round of the Australian Open on Wednesday in Melbourne.

Alcaraz survived a 78-minute opening set -- the longest of his Grand Slam career -- before finishing off a 7-6 (4), 6-3, 6-2 victory against Germany's Yannick Hanfmann.

'I just played against a great player to