How to do the discovered (double) attack tactic

In this video, I show you how to do the discovered (double) attack tactic in this position that was taken from one of my blitz games on chess.com.
What do you think of this video?
Let's connect:
-Comment on this video
-Visit my Facebook page: https://www.facebook.com/LaurenGoodki...
-Download my free eBook for beginners: http://www.laurengoodkindchess.com/eb...
-Tweet to me on Twitter: https://twitter.com/LGoodkind
-Subscribe to my YouTube channel