 Moodys Investors Service, Moodys has downgraded ratings of five classes issued by Lehman Brothers Small Balance Commercial Mortgage Pass-Through Certificates, Series 2007-2 Lehman 2007-2 and Lehman Brothers Small Balance Commercial Mortgage Pass-Through Certificates, Series 2007-3 Lehman 2007-3. The downgrade rating actions on Cl. 1A3 and Cl. 1A4 in the Lehman 2007-2 transaction and Cl. AJ and Cl. M-1 in the Lehman 2007-3 transaction reflect the unpaid credit-related basis risk interest shortfalls caused by the continued accrual of interest on the outstanding shortfalls. 