Bexar County Sheriff’s Office(SAN ANTONIO) — Authorities in San Antonio are investigating the apparent hot car deaths of a 3-year-old girl and her 6-year-old brother after the local sheriff said there were “inconsistencies with the story” told by the children’s mom. The mother, Tiona Islar, allegedly told authorities she last saw her son and daughter in the home around 10 a.m. Saturday, Bexar County Sheriff Javier Salazar said. Islar said she fell asleep, and then around 3 p.m. she found the children in the car and took them inside, Salazar said. Islar was “mostly cooperative” when taken in for questioning on Saturday, the sheriff told reporters, but he added the circumstances surroundings the deaths were not clear. “The initial report was for, that the children were left in a car,” the sheriff said on Saturday.