Prospectus excerpt:  We are offering 2,000,000 of our 8.00% Cumulative Redeemable Perpetual Series B Preferred Shares, par value $1.00 per share, liquidation preference $25.00 per share (the ÙSeries B Preferred Sharesˆ).

Dividends on the Series B Preferred Shares are cumulative from the date of original issue and will be payable quarterly in arrears on the 30th day of January, April, July and October of each year, commencing July 30, 2013, when, as and if declared by our board of directors. Dividends will be payable out of amounts legally available therefore at an initial rate equal to 8.00% per annum of the stated liquidation preference, subject to adjustment as described in this prospectus supplement.

At any time on or after July 30, 2018, the Series B Preferred Shares may be redeemed, in whole or in part, out of amounts legally available therefore, at a redemption price of $25.00 per share plus an amount equal to all accumulated and unpaid dividends thereon to the date of redemption, whether or not declared. If (i) we fail to comply with certain covenants (a ÙCovenant Defaultˆ), (ii) we experience certain defaults under any of our credit facilities (a ÙCross Defaultˆ), (iii) four quarterly dividends payable on the Series B Preferred Shares are in arrears (a ÙDividend Payment Defaultˆ) or (iv) the Series B Preferred Shares are not redeemed in whole by July 30, 2019 (a ÙFailure to Redeemˆ), the dividend rate payable on the Series B Preferred Shares shall increase, subject to an aggregate maximum rate per annum of 25% prior to July 30, 2018 and 30% thereafter, to a rate that is 1.25 times the dividend rate payable on the Series B Preferred Shares as of the close of business on the day immediately preceding the Covenant Default, Cross Default, Divided Payment Default or Failure to Redeem, as applicable, and on each subsequent Dividend Payment Date, the dividend rate payable shall increase to a rate that is 1.25 times the dividend rate payable on the Series B Preferred Shares as in effect as of the close of business on the day immediately preceding such Dividend Payment Date, until the Covenant Default, Cross Default or Dividend Payment Default is cured or the Series B Preferred Shares are no longer outstanding. Please read ÙDescription of Series B Preferred Shares?Dividends?Dividend Payment Dates?Increase in Base Dividend Rate Following a Covenant Default, Cross Default, Dividend Payment Default or Failure to Redeem.ˆ