Rush filled in for Dak Prescott during the regular season to

Image Credit: Google.com

help the Dallas Cowboys defeat the Minnesota Vikings last year.

Image Credit: Google.com

Rush was unexpectedly dropped from the Cowboys' 53-man roster

Image Credit: Google.com

a few weeks ago and was added to the practice squad.

Image Credit: Google.com

This was notable as Prescott sat on the sidelines as Rush played his entire preseason.

Image Credit: Google.com

Rush's signing is important as the Cowboys were without a backup for Prescott.

Image Credit: Google.com

It was also perplexing why the team decided to cut him out in the first place.

Image Credit: Google.com

The 28-year-old, a member of the club since 2017, is familiar with the process,

Image Credit: Google.com

and has performed like a pro when called upon.

Image Credit: Google.com