WASHINGTON MUTUAL MORTGAGE SECURITIES CORP., as Depositor and WASHINGTON MUTUAL BANK, as Servicer and DEUTSCHE BANK NATIONAL TRUST COMPANY, as Trustee DEUTSCHE BANK TRUST COMPANY DELAWARE, as Delaware Trustee POOLING AND SERVICING AGREEMENT...Pooling and Servicing Agreement • August 1st, 2005 • WaMu Mortgage Pass-Through Certificates, Series 2005-Ar8 • Asset-backed securities • Delaware
