AllCity, Inc., is financed 45% with debt, 15% with preferred stock, and 40% with common stock. Its pretax cost of debt is 5.8%, its preferred stock pays an annual dividend of $2.54 and is priced at $29. It has an equity beta of 1.19. Assume the risk-free rate is 1.8%, the market risk premium is 6.9% 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