Here might be the best of your pre-flight shots, Paul.

If you view this at full size, you can make out the turbine-exhaust, heat waves distorting the 747 behind.
Tells the whole story.

Ok, so who's going to be the first modeler to duplicate the White Knight in scale, with it's two jets, including a drop-off and fly, rocket-Spaceship One?

It should be capable of establishing some outstanding model-rocket altitude records, if nothing else!