Xfinity Series Chase

Hi all. I was interested in invoking a discussion regarding the Xfinity Series, which as we all know is in a bit of an identity crisis at the moment.

Currently, the three drivers locked into the Xfinity Series Chase are:
Erik Jones (Bristol, Dover, Iowa)
Daniel Suarez (Michigan)
Elliott Sadler (Talladega)

My theory is this - Should the highest finishing Xfinity Series regular get locked in if a Cup Driver wins the race? I did the research and the Chase Grid "locks" would look like this if...

Xfinity Series Chase