Kasab is only surviving suspect in This week attacks . He is from Pakistan 's Pakistan , investigators say . Mumbai official says Mohammad Ajmal Kasab wrote to Pakistani embassy seeking legal aid . In the letter , Kasab confesses his role in the attacks , CNN-IBN said . His letter also includes a confession , police official says .
Kasab is only surviving suspect in This week attacks . He is from Pakistan 's Pakistan , investigators say . Mumbai official says Mohammad Ajmal Kasab wrote to Pakistani embassy seeking legal aid . His letter also includes a confession , police official says .