AllCity, Inc., is financed 40% with debt, 6% with preferred stock, and 54% with common stock. Its pretax cost of debt is 5.6%, its preferred stock pays an annual dividend of $2.54 and is priced at $30. It has an equity beta of 1.13. Assume the risk-free rate is 1.9%, the market risk premium is 6.7% and AllCity's tax rate is 25%. What is its after-tax WACC? Note: Assume that the firm will always be able to utilize its full interest tax shield.