The investment seeks high current income with preservation of capital as its secondary objective. The fund normally invests at least 80% of net assets in U.S. government securities. It may invest up to 20% of net assets in mortgage-backed and other asset-backed securities of private (non-governmental) issuers and securities issued by money market funds, in each case rated AAA or its equivalent at the time of purchase by a nationally recognized securities rating agency or, if unrated, that determined to be of comparable quality. .