title: How to pause interstitial Ads when Android application goes to background?
body: <p>I have an issues with interstitial ad using admob for Android, which is the commercial video still running even I tap home button or goes to background. Is there anyone knows how to fix this issue?</p>
  
  <p>I've searched all day long, but couldn't find it. Some says that we can't control the ad. But when Youtube android application is able to pause whenever we tap on Home Button on device or the app goes to background.</p>