Hey Toby thanks for the reply. I am very confident this is a damage registry issue as opposed to something related to the after action summary. I've recorded three videos on Yagak to help illustrate this even further:
One shot with Charged Gunshot & Barrel Roll: https://youtu.be/u92ETGvDUus
One shot with Charged Gunshot only: https://youtu.be/xMdGaO9jSKQ
One shot w/o Charged Gunshot & Barrel Roll: https://youtu.be/dg0KZJ-EVGA
In the first two you will notice that the kill reticle is displayed, but he has nearly the same amount of health as compared to the last video. I had to change the build slightly between a couple of the runs to make sure I "killed" him, but I show the gear at the end of each. Also note I had a buddy help me with the circles for a couple of the runs to ...