In medium bowl, mix chicken, 1 cup of the cheese blend, the green onions, cilantro, green chiles, chili powder and 1/2 cup of the chicken broth mixture. On microwavable plate, cover tortillas with wet paper towel; microwave on High 30 to 45 seconds to soften. Spoon slightly less than 1/2 cup chicken mixture down center of each tortilla. Roll up tortillas; arrange seam side down in baking dish. Top with remaining chicken broth mixture. Spray foil with cooking spray; cover baking dish with foil, sprayed side down.