Madrid owner Ion Tiriac ripped Serena Williams saying she should retire, which prompted a response from Serena's husband.
World No. 1 to team with US Open semifinalist.
Slovakian also fined $40,000.
The American is no longer with Top 5 Management.
Back injury knocks 2008 AO finalist out of Melbourne.
The 20-year-old currently sits at No.21 in the ATP rankings.
Roger Federer and Rafael Nadal return, and Gilles Simon is added.
