Bill and Hillary Clinton officially set up their legal defense fund today, the first for a sitting president. The war chest is to help defray the mounting costs of the Whitewater investigation and Paula Jones sexual-harassment suit. Contributions of under $1,000 are being accepted from individuals only. All donations will be disclosed to the public. Have a hankering to help out? Mail your contribution to the Presidential Legal Expense Trust Fund, Department 70, Washington, D.C. 20055-0070. Oh, and for Paula's fund, mail to Paula Jones Legal Defense Fund, Washington, D.C., 20069.