Star Wars: The Force Awakens - Comic-Con 2015 Reel
https://www.youtube.com/watch?v=CTNJ51ghzdY - from the official Star Wars YouTube channel (3:40 mins long).
The blurb:
“Fans at San Diego Comic-Con’s Hall H were treated to a special look behind the scenes of Star Wars: The Force Awakens by director J.J. Abrams, producer and Lucasfilm President Kathleen Kennedy and writer Lawrence Kasdan.”