Investment in Short-Term Obligation. Notwithstanding any provisions of this Section 3 to the contrary, the Trustee or its designee, upon the direction of the Committee, may retain uninvested cash or cash balances, without being required to pay interest thereon. Pending investment, and if directed to do so by the Committee, the Trustee may temporarily invest any funds held or received by it for investment in an investment fund established to invest funds held thereunder in commercial paper or in obligations of, or guaranteed by, the United States government or any of its agencies.