The NFL announced in February that Cowboys defensive end Randy Gregory had been suspended indefinitely for violating the league's substance abuse policy. It marked Gregory's fourth suspension since being drafted by the Cowboys in the second round in 2015.
As of Friday, the Cowboys still aren't sure how long his latest suspension will last or when he could potentially return.
"I think those things are tough things to get your hands around," Cowboys executive vice president Stephen Jones told Pro Football Talk. "Obviously a lot of it depends on the player and how he's progressing within the program.