MANILA, March 17 -- Malacanang on Monday said personal debts of gratitude or "utang na loob" should not interfere with upholding laws and international commitments.

Presidential Communications Office (PCO) Undersecretary Claire Castro made the remark after Davao City Mayor Sebastian Duterte accused President Ferdinand R. Marcos Jr. of ingratitude following the arrest of his father, former president Rodrigo Duterte, by the International Criminal Court (ICC).

Castro said the Marcos family has already expressed their appreciation in 2016 for the burial of their patriarch, the late president Ferdinand Marcos Sr., at the Libingan ng mga Bayani, which was facilitated under Duterte's presidency.

"As early as 2016, dati pa pong senador ang Pan...