Seventeen-time Grand Slam champion Roger Federer was the first to congratulate compatriot Stanislas Wawrinka on phone after his Australian Open victory, according to media reports. Wawrinka recently dethroned Federer as the new Swiss No. 1 after he reached the final at this year's Australian Open but said that he would always remain behind his mentor.
"He texted me and then called me. He was quite crazy for me, like really, really happy," Wawrinka revealed. "He's my supporter, he's always there. I just said when I have time I would call him back. It's still all quite crazy,'' the new Swiss No. 1 added. (Read more about the new Australian Open champion)