The Dallas Cowboys have questions in their cornerback room. Trevon Diggs might not be ready for a Week 1 start, Shavon Revel Jr. is a rookie cornerback also coming off a knee injury, while others on the roster might be unproven. Should the Cowboys sign a free agent like Stephon Gilmore? Or is the answer already on the roster?PLUS, Mack tries to trick Michael in this "Stump or Bump" with some throwback questions in this week's trivia showdown... and don't think we forgot about our trivia question from last week! Who has the record for the most kickoff return for TDs in Dallas Cowboys history?Audio on Fans First Sports Network.Video on Boom Broadcasting.#dallascowboys #cowboysnation #stephongilmore #daronbland #trevondiggs #nfltrainingcamp #jerryjones #nfl #football