U2 frontman Bono said Tuesday there must be no compromise on human rights, in a rebuke of Philippine President Rodrigo Duterte ahead of the Irish rockers' first Manila concert.The Philippine leader has waged a deadly war on drugs that has claimed thousands of lives.Overwhelmingly backed by Filipinos but condemned by critics who say it is a war crime, the killings by police as well as unknown suspects are the subject of a preliminary inquiry by the International Criminal Court prosecutor.