WASHINGTON MUTUAL MORTGAGE SECURITIES CORP., as Depositor and Master Servicer and U.S. BANK NATIONAL ASSOCIATION, as Trustee and CHRISTIANA BANK &TRUST COMPANY, as Delaware Trustee POOLING AND SERVICING AGREEMENT Washington Mutual Mortgage Securities...Pooling and Servicing Agreement • May 12th, 2003 • Washington Mutual Mort Sec Corp Mor Ps THR Ce Se 03 Ar2 • Asset-backed securities • Delaware
