Run, Kankurō

is episode 7 of the Naruto: Shippūden anime.

Synopsis
Kankurō chases down the two Akatsuki members who had kidnapped his brother Gaara. When he catches up with them, he attacks one of the members using his three puppets; Karasu, Kuroari and Sanshōuo. However, Kankurō's opponent, Sasori seems very familiar with Kankurō's techniques, destroying Kuroari and Sanshōuo without breaking a sweat.