Google after ending referal ads ,started video units that are helpful in generating revenue for publisher.This feature is live at present in United States with English-language websites.
To Sart Up with Adsense , sign in to your AdSense account and head for the AdSense Setup tab. Click the video units link and you’ll be on your way to setting up your first video unit. To get more information on setting up video units visit video units tutorials This feature will help video publisher to generate money from different sources. 
,But before Creating video units you must go through Video program policies for video units,
