News Talk 550 KTSA and FM 107.1. Stay Connected. Once enabled, just say: "Alexa, open k. t. s. a." and Alexa will guide you from there! After that, you can say things like: * "Listen to on demand" * "Resume" * "On demand options" When playing audio, you can say: * Alexa, pause When playing on-demand content, you can skip to an older show by saying: * Alexa, next And navigate to the previous segment by saying: * Alexa, go back