Prospectus excerpt:  We are offering 7,400,000 shares of our 8.00% Series D Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock, par value $0.01 per share, with a liquidation preference of $25.00 per share, or the Series D Preferred Stock. Holders of Series D Preferred Stock will be entitled to receive cumulative cash dividends (i) from and including the original issue date to, but excluding, March 30, 2024 at a fixed rate equal to 8.00% per annum of the $25.00 per share liquidation preference (equivalent to $2.00 per annum per share) and (ii) from and including March 30, 2024, at a floating rate equal to three-month LIBOR plus a spread of 5.379% per annum. Dividends will be payable quarterly in arrears on the 30th day of March, June, September and December of each year, when and as declared, beginning on June 30, 2019 (long first dividend period). Dividends will accumulate and be cumulative from, and including, the date of original issuance of the Series D Preferred Stock.