title: What calls the "sessionStarted" event in the speech SDK?
body: <p>In the speech SDK, what triggers the sessionStarted method on the front end. Which method triggers this event?</p>
  <p>(Is it the <code>recognizeOnceAsync</code>?)</p>
  <p><a href="https://docs.microsoft.com/en-us/dotnet/api/microsoft.cognitiveservices.speech.recognizer.sessionstarted?view=azure-dotnet" rel="nofollow noreferrer">https://docs.microsoft.com/en-us/dotnet/api/microsoft.cognitiveservices.speech.recognizer.sessionstarted?view=azure-dotnet</a></p>
  <p><a href="https://docs.microsoft.com/en-us/azure/cognitive-services/speech-service/how-to-recognize-speech?pivots=programming-language-javascript" rel="nofollow noreferrer">https://docs.microsoft.com/en-us/azure/cognitive-services/speech-service/how-to-recognize-speech?pivots=programming-language-javascript</a></p>