Replacing Frank Ragnow long-term won't be easy, but Dan Campbell has confirmed all options are on the table.
In a broad sense, center Frank Ragnow's sudden retirement back in June couldn't have taken the Detroit Lions by that much surprise. General manager Brad Holmes has placed priority on keep the talent pipeline along the offensive line full, with draft action to back it up.
The Lions' plan with two their two drafted rookie offensive lineman as offseason work got going back in May could be seen as foreshadowing they knew Ragnow retiring was a possibility.