Video below the fold. The flight was to test the deployment and use of fins for controlling the stage during its return to Earth. Watch them unfold and adjust themselves beginning at about 1:15 into the video. In the second half you can see them near the top of the stage.
Yet another video from SpaceX of the world’s most blase cows.
You can imagine new cows to the herd, reacting to the launch as the conditioned cows just yawn, just another 100 foot tall rocket launching and landing nearby. Nothing to see here."
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