MANILA, Philippines — Davao City Mayor Sebastian “Baste” Duterte testified Tuesday that businessman Jaime T. Cruz is his business associate and has business ties with members of the Duterte family, including Vice President Sara Duterte. - LinkedIn. MANILA, Philippines — Davao City Mayor Sebastian “Baste” Duterte testified Tuesday that businessman Jaime T. Cruz is his business associate and has business ties with members of the Duterte family, including Vice President Sara Duterte. LinkedIn.