title: Where I can find the body of triggerd event in MarionetteJS
body: <p>I am new to MarionetteJs I have code in my project </p>
  
  <pre><code>_onClick: function(event){
  this.trigger('selected');
   }
  </code></pre>
  
  <p>Where I can find the body of this event , I want to go the definition to this event , please help</p>