There are a couple different things, and they change based on basically what part of the alexa skills api oure using. For things like audio, it's once the user actually starts a stream and they start hearing audio on their echo device, it actually closes the session. So your session that you might be tracking with a session idea, actually is no longer. When that user, that same user, issues a stop or a pause or a skip, it'll look like a brand new request to your echo a application in horoku for instance. Amazon can hold that session based information. But once you start playing a stream, the session's gone. So it's on you to have