 
         self.cannon = self.childNode(withName: "cannon") as? SKSpriteNode
         self.ammoDisplay = self.childNode(withName: "ammoDisplay") as? SKSpriteNode
+        self.scoreLabel = self.childNode(withName: "scoreLabel") as? SKLabelNode
         self.mainLayer = self.childNode(withName: "mainLayer")
         self.menuLayer = self.childNode(withName: "menuLayer")
         

        mainLayer?.removeAllChildren()
        
        ammo = 5
        
        // Add shields
        for i in 0...6 {

            //self.ammo = ammo
            ammoDisplay?.texture = SKTexture(imageNamed: String.init(format: "Ammo%d", ammo))
        }
        scoreLabel?.text = String.init(format: "Score: %d", score)
        
    }
    
    func shoot() {
