He is survived by his wife , Olga Garaventa . Argentine singer Roberto Sanchez dies at age 64 following surgery complications , his doctor says . The cause of death is not yet known and the medical examiner will determine a time frame for an autopsy report to be released by the Los Angeles County Coroner later this week. Singer also nicknamed `` El Gitano '' or `` The Gypsy '' because of his family 's Roma roots .
Argentine singer Roberto Sanchez dies at age 64 following surgery complications , his doctor says . The cause of death is not yet known and the medical examiner will determine a time frame for an autopsy report to be released by the Los Angeles County Coroner later this week. Singer also nicknamed `` El Gitano '' or `` The Gypsy '' because of his family 's Roma roots .