10-year-old migrant girl from El Salvador died in US custody

Report from the United States says a ten year old girl from El-Savador died in US custody last year.

A previously unreported case that brings to six the number of migrant children known to have died after being detained by border authorities in eight months.

Officials say the girl had a history of congenital heart defects and died in September at a hospital in Nebraska.

Democrats, have demanded an investigation into the deaths