Sounds like Cunningham has an issue with showing up to work on time:
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The Texans had some issues with the former second-round draft pick from Vanderbilt during the preseason with lateness.
Cunningham was a no-show for a preseason game against the Tampa Bay Buccaneers and missed practice sessions leading up to that game before returning to work the following week, according to league sources not authorized to speak publicly.
At the time, Culley characterized Cunningham's absence for the preseason finale as "personal reasons."