MANILA, Philippines — The National Bureau of Investigation (NBI) on Sunday said that it will start looking into the role of Senator Alan Peter Cayetano in the use of funds released in connection with the country’s hosting of the Southeast Asian Games in 2019.Cayetano served as chairman of the Philippine Southeast Asian Games Organizing Committee (Phisgoc) in 2019.NBI Director Melvin Matibag said at least seven individuals had been issued subpoen…