- Only 13 NRA members used Delta’s discount. Ending it cost the airline a $40 million tax break. https://www.washingtonpost.com/news/business/wp/2018/03/03/only-13-nra-members-used-deltas-discount-killing-it-cost-the-airline-a-40-million-tax-break/?utm_term=.d53e943033a0 433 comments politics