Every player is well aware their time in the NFL may be fleeting.
There can be myriad reasons why veterans are on the roster bubble entering training camp. Maybe they are at a position that has suddenly become crowded with talent. Maybe they haven't performed up to expectation, in previous seasons and/or during recent OTAs. Or maybe their contracts are simply too expensive for what they bring to the table.
We asked our 32 NFL Nation reporters to pick a veteran player who might not make the regular-season roster. Then we asked each to explain why the player is in danger of missing the cut.