We all know Tobi's played Sasuke to begin with, to make him believe Itachi was the good guy and that Konoha's evil. Tobi is the Palpatine to Sasuke's Anakin. And Naruto is Obi-Wan.
"SASUKE!! WHAT'RE YOU DOING?! DON'T YOU KNOW THAT TOBI IS EVIL?!!"
"Naruto... from my point of view, KONOHA is evil!!!"
"Well then buddy... I guess that means you're lost!!!"