Well, the report is much what we expected to see, although it is at variance with one French version of events....
PEGASE.TV • Consulter le sujet - incident à Duxford
The belief from the other side of la Manche would appear to be that Rob broke, then flattened out and slowed, which led to him being not where the Skyraider pilot expected he would find him; still looking to his left and turning, he had the P-51 out of view, possibly in the sun, and the rest is history.
Now, I'm not going to say either way, as I was groundcrew for the show, and I also know the guys from la Ferte very well; this is just to add to the information that is already out there.