The Interdictor cruiser, strangely enough, was running with shields down. Had to, since the Gravity Well Generators were engaged. The result was that when the EMP blast hit, the cruiser was more or less disabled. Amy took advantage of this opportunity and used the Force to cause a cascade failure in the ship's computer system, then used the comm panel to contact Shoon. "Shoon," she told him, "We're cloaked off to your starboard side. We're gonna make for Mos Eisely spaceport and head for the cantina."