Mother of 10-year-old who died in US custody says daughter was born with a heart murmur

(CNN)Darlyn Cristabel Cordova-Valle, the 10-year-old girl from El Salvador who died in Department of Health and Human Services custody last year, was a normal girl who liked laughing, her mother told CNN by phone in an exclusive interview. Darlyn died in September of last year, but her death was not announced until Thursday. Hers is one of six recent deaths of migrant children while in custody of federal authorities after journeying to the US. A journey to reunite with her mother Surrounded by poverty and little opportunity, Darlyn’s mother said she decided to migrate to the United States to work and provide for her three daughters. Darlyn, who was only one, stayed with an aunt in El Salvador. Nine years …