As the Broncos kick off training camp this week, here’s a look at five holdovers who could find themselves on the bubble of Denver’s initial 53-man roster.

Broncos wide receiver A.T. Perry ( ankle) has been designated as physically unable to perform, according to the NFL's transaction wire. Perry still counts against the team's active roster, and he is eligible to be activated from the list as soon as he's able to practice. Going on the list simply means Perry is not yet able to practice.