President Rodrigo Roa Duterte attends the Sangguniang Panlungsod in Davao City to witness the oath-taking ceremony of his son, Vice Mayor Sebastian Duterte, on June 21, 2019.

President Rodrigo Roa Duterte is welcomed by his daughter, Davao City Mayor Sara Duterte-Carpio, upon his arrival at the Sangguniang Panlungsod in Davao City to witness the oath-taking ceremony of his son, Vice Mayor Sebastian Duterte on June 21, 2019. JOEY DALUMPINES/PRESIDENTIAL PHOTO
President Rodrigo Roa Duterte is welcomed by his eldest son, Davao City First District Representative Paolo Duterte, upon his arrival at the Sangguniang Panlungsod in Davao City to witness the oath-taking ceremony of his youngest son, Davao City Vice Mayor Sebastian Duterte, on June 21, 2019. JOEY DALUMPINES/PRESIDENTIAL PHOTO
President Rodrigo Roa Duterte extends his hand to his son, Davao City Vice Mayor Sebastian Duterte, as the latter shows a gesture of respect upon his father’s arrival at the Sangguniang Panlungsod in Davao City for the oath-taking ceremony on June 21, 2019. JOEY DALUMPINES/PRESIDENTIAL PHOTO
President Rodrigo Roa Duterte takes a bow before the officers and staff of the Sangguniang Panlungsod in Davao City upon his arrival to witness the oath-taking ceremony of his son, Vice Mayor Sebastian Duterte, on June 21, 2019. With the President is Davao City Mayor Sara Duterte-Carpio and Davao City First District Representative Paolo Duterte. JOEY DALUMPINES/PRESIDENTIAL PHOTO
President Rodrigo Roa Duterte arrives at the Sangguniang Panlungsod in Davao City to witness the oath-taking ceremony of his son, Vice Mayor Sebastian Duterte, on June 21, 2019. With the President is Davao City Mayor Sara Duterte-Carpio and Davao City First District Representative Paolo Duterte. JOEY DALUMPINES/PRESIDENTIAL PHOTO
President Rodrigo Roa Duterte examines the chart showing the councilors of Davao City on the sidelines of the oath-taking ceremony of his son, Vice Mayor Sebastian Duterte, at the Sangguniang Panlungsod in Davao City on June 21, 2019. With the President is Davao City Mayor Sara Duterte-Carpio and Davao City First District Representative Paolo Duterte. JOEY DALUMPINES/PRESIDENTIAL PHOTO
President Rodrigo Roa Duterte bows his head in prayer during the oath-taking ceremony of Davao City Vice Mayor Sebastian Duterte at the Sangguniang Panlungsod in Davao City on June 21, 2019. With the President is his ex-wife Elizabeth Zimmerman, Davao City Mayor Sara Duterte-Carpio, and Davao City First District Representative Paolo Duterte. JOEY DALUMPINES/PRESIDENTIAL PHOTO
Davao City Vice Mayor Sebastian Duterte shares a light moment with his mother, Elizabeth Zimmerman, during his oath-taking at the Sangguniang Panlungsod in Davao City on June 21, 2019. JOEY DALUMPINES/PRESIDENTIAL PHOTO
President Rodrigo Roa Duterte is accompanied by his ex-wife, Elizabeth Zimmerman, during the oath-taking ceremony of their son, Davao City Vice Mayor Sebastian Duterte, at the Sangguniang Panlungsod in Davao City on June 21, 2019. JOEY DALUMPINES/PRESIDENTIAL PHOTO