The Facts: According to Mike Rodak of ESPN.com, the Bills announced that wideout wasn't practicing because of a knee injury, and that he's week-to-week.

Diehards Line: Jones, their second-round pick from East Carolina, figures to have an immediate role there. But as PFT suggests, if coaches or teams ever get beyond an initial “day-to-day” declaration immediately, it’s usually not a good sign. In addition, the injury also underscores past problems. Veteran receiver Sammy Watkins was also out of Thursday’s OTA session, as he’s recovering from his latest foot surgery. He’s expected back in time for training camp. He had a second procedure done in January. ... We'll follow up as needed.