No one is being asked to drive block here. There are two other problems, but neither is drive blocking. If Mad is reding it would be lovely to be able to embed Vine videos in the future.
What was Lang doing on that play? It almost looked like he was looking for someone else to block, and then too late realized he needed to block the linebacker.
Ring the bells that still can ring
Forget your perfect offering
There is a crack, a crack in everything
That's how the light gets in - Leonard Cohen