Falcon 9 Orbcomm Launch: 11 Satellites and a First Stage Landing
The short version
On December 21, 2015, SpaceX's Falcon 9 delivered 11 satellites to low-Earth orbit and landed the first stage of the rocket back on land. The recap shows the launch sequence, stage separation, boostback and the landing, followed by spacecraft deployment.
Questions this video answers
When did this Falcon 9 launch take place?
On December 21, 2015, according to the video description.
How many satellites did Falcon 9 deliver?
11 satellites, delivered to low-Earth orbit.
What happened to the first stage?
The first stage of the rocket landed back on land.

