One of the main criticisms about last year’s Dolphins was that the roster lacked depth. That criticism should be a thing of the past based on the moves Miami made this offseason. The Dolphins have overhauled the team so much that players who ended 2016 on the 53-man roster may not be worthy of being on the second-team offense or defense. Here is a look at 15 players who need to impress during training camp and the exhibition season to secure their spot on the 53-man regular-season roster:

(Omar Kelly)