Nelly and Fabiola Calle cling to their voices, aiming to promote popular music, a genre shunned by radio stations and record labels. Their lives become challenging as they're forced to suppo... Read allNelly and Fabiola Calle cling to their voices, aiming to promote popular music, a genre shunned by radio stations and record labels. Their lives become challenging as they're forced to support their families.Nelly and Fabiola Calle cling to their voices, aiming to promote popular music, a genre shunned by radio stations and record labels. Their lives become challenging as they're forced to support their families.