Ravens extend NFL record preseason win streak to 23 games, haven't lost an exhibition game since 2015 | CBS Sports Headlines Ravens extend NFL record preseason win streak to 23 games, haven't lost an exhibition game since 2015 The Ravens have not lost a preseason game since 2015 ESN FeedsThis … Continue reading Ravens extend NFL record preseason win streak to 23 games, haven't lost an exhibition game since 2015