Melbourne: World number three David Ferrer and Swiss top 10 player Stanislas Wawrinka led the top seeds into the men's singles second round at the Australian Open on Monday. In stifling heat, Ferrer went through in straight sets and Swiss eighth seed Wawrinka progressed on an injury retirement by his opening round opponent Andrey Golubev. (Click here for latest on Australian Open)
Czech seventh seed Tomas Berdych also went through 6-3, 6-4, 6-3 against Kazakhstan's Aleksandr Nedovyesov. Golubev, another Kazakh, retired with a calf injury in the second set of their match on Hisense Arena with Wawrinka leading 6-4, 4-1 at the time.
"We never want the opponent to retire for injury, but that's what happened," Wawrinka said. (Also read: Venus Williams knocked out)