The fund pursues its investment objective by investing primarily in U.S. dollar denominated, investment-grade, fixed-income securities. In addition, it may invest in high-yield, non-U.S. dollar denominated, and emerging market fixed- income securities. The amount of any unhedged non-U.S. dollar denominated fixed-income securities and foreign currencies in the fund's portfolio will normally not exceed 10% of the fund's total assets. The maximum amount that the fund may invest in non-U.S. dollar denominated fixed-income securities and foreign currencies is 20% of the fund's total assets.