Overview

• Medical examiners identified the siblings as 6-year-old Sevani Stevenson and 3-year-old Miyani Islar.
• Tiona Lasaisha Islar, 28, is charged with two counts of injury to a child causing serious bodily injury or death and is held on $300,000 bond.
• Deputies were called Saturday afternoon to the Alamo Ranch area, where a deputy attempted CPR before the children were pronounced dead at 3:38 p.m.
• Sheriff Javier Salazar said there are inconsistencies in the mother’s account; investigators are seeking neighborhood video from roughly 10 a.m. to 3 p.m. and are reviewing prior CPS contacts at the home.
• The medical examiner completed autopsies Tuesday morning, but the cause and manner of death remain pending toxicology as investigators note temperatures reached the low 90s that day.