From TVGuide.com, three small clips:
http://tinyurl.com/25gkm2 Jack and Captain John with the team bursting in, an abbreviated clip of the kiss and fight, and almost five minutes from the San Diego Comic Con with Chris Chibnall, Noel Clarke, Richard Stokes and Julie Gardner.
Enjoy!
I'm crossposting this to several comms, so you may see this post a few times.