Deaths occurring in the custody of US Immigration and Customs Enforcement (Ice) have reached at least 16 since January amid increasing mass detention across the country and growing concerns over conditions. On Sunday, Ismael Ayala-Uribe, a 39-year-old Mexican national and former Dreamer those given protections after being brought to the US as undocumented children in the past died after being held at an Ice facility in Adelanto, California, according to a statement from the federal agency. Ayala-Uribe's death marked the 15th detention death officially reported by Ice, part of the Department of Homeland Security (DHS), since Donald Trump returned to the White House in January.