Cañas is playing his first ATP tournament since his comeback!
He is in the qualies of Zagreb, Croatia. This is his quarter:
Guillermo Cañas ARG 
vs. Tomas Behrend GER
Daniel Köllerer AUT vs. Sergei Bubka Jr. UKR
Grega Zemlja SLO vs. Grégory Carraz FRA
Viktor Troicki SRB vs. Lars Burgsmüller GER 
Willy already beat Behrend 6-4 6-3 and he will play against Crazy Dani in the Q second round.
Best of luck Willy!