ALLEN PARK -- Terrion Arnold’s shoulder and his potential return have had a wild week of up-and-down reports.

At first, it sounded like his season could be over. Then a second opinion came through with a positive prognosis that the second-year cornerback could be back as soon as this month.

Dan Campbell confirmed the positive second opinion . But the Lions coach shed some doubt on a potential return this month, saying it could still be a while as they let the inflammation calm down .

“But yeah, the second opinion came back, and it sounds like it could be promising, but that’s no guarantee either,” Campbell said. “So, we’re kind of in this wait and see, and we’ll hold off here a little bit and just see where he goes.”

Arnold spoke with reporters in the locker room on Wednesday after

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