Left Achilles tendon knocks former No. 1 out of Rome.
The Spaniard doesn't hesitate when asked if he thinks he is ready to win a major title.
The World No.2 has been out for a month after hernia surgery.
The 19-year-old had to be his own coach during a bathroom break in Madrid.
"Carlos can win perfectly. I don't see any reason why he cannot win," Rafael Nadal said of Carlos Alcaraz's hopes vs. world No. 1.
King of clay talks challenge of potentially playing Carlos Alcaraz tomorrow.
Tunisian trailblazer is taking a simple approach to Madrid final.