The dozen children stared shyly at the audience but grew bolder when they began to sing, pouring their grief into music for the fathers they lost to the Philippines' drug war.They perform as a choir that is both an act of protest against the internationally condemned campaign, and a key element in their community's effort to keep these children from being gunned down too.Poor families like theirs have been especially hard hit by President Rodrigo Duterte's deadly crackdown, whi