First of all, this clip contains SPOILERS! It's such a great scene though that features Benedict Cumberbatch as John Harrison explaining to Kirk and Spock why he did what he did. Cumberbatch acts the shit out of this scene! It's such a powerful performance... I can't wait to see more! Check it out if you don't mind SPOILERS.
When the crew of the Enterprise is called back home, they find an unstoppable force of terror from within their own organization has detonated the fleet and everything it stands for, leaving our world in a state of crisis. With a personal score to settle, Captain Kirk leads a manhunt to a war-zone world to capture a one man weapon of mass destruction. As our heroes are propelled into an epic chess game of life and death, love will be challenged, friendships will be torn apart, and sacrifices must be made for the only family Kirk has left: his crew.