Roger Federer is out of the Top-25 for the first time in over two decades.
Lots of career-higs and significant jumps in the post Australian Open rankings.
The Argentina Open hosts the return of home hero Juan Martin del Potro next week.
The Grand Slam king has won each of his 21 major titles armed with Babolat.
Roger Federer posts heart-felt tribute to rival Rafa Nadal.
"Huge respect for beating me because I tried my best. I really tried," said world No. 2 after gut-wrenching AO defeat.
The Spaniard rallied to defeat Daniil Medvedev in five sets for his record 21st major title.
