The San Francisco 49ers edged over the Green Bay Packers 24-21, thanks to Brock Purdy leading a game-winning drive that led to a Christian McCaffrey touchdown. Purdy finished 23-of-39 for 252 passing yards and a touchdown, but Colin Cowherd remains concerned for Niners Faithful. Watch as he breaks down why Purdy could hold the Niners back against the Detroit Lions.