Philippine investigators on Tuesday summoned Vice President Sara Duterte to answer questions about her public threat to have President Ferdinand Marcos Jr assassinated if she herself were killed. The National Bureau of Investigation served the subpoena at Duterte’s office,

Relations between powerful vice president and president continue to deteriorate, as investigators summon Duterte.

Vice President Sara Duterte said Saturday that she has contracted an assassin to kill the president, his wife and the speaker of the House of Representatives.