Things will be challenging right off the bat for the top two seeds in Madrid.
Fresh off his 101st career title, Roger Federer is people powered.
The Tennis Integrity Unit has acted on behalf of the brave Argentine.
The American is officially working with the longtime coach, who last worked with Maria Sharapova.
The controversial figure has stepped down from his broadcasting post at the American network.
Monfils endures one of the weirdest aces and rallies back to triumph in Estoril.
The German opens his bid for a third straight title on home soil at Munich.