Brock Purdy on cusp of NFL history: 49ers QB looking to extend this improbable streak on Thursday vs. Giants | CBS Sports Headlines Brock Purdy on cusp of NFL history: 49ers QB looking to extend this improbable streak on Thursday vs. Giants Purdy can break tie with three other QBs … Continue reading Brock Purdy on cusp of NFL history: 49ers QB looking to extend this improbable streak on Thursday vs. Giants