Over the past four days, three Texas children have died after officials say they were left unattended in hot vehicles. On Tuesday, a 9-year-old girl died after she was left inside a vehicle in the parking lot of an industrial complex in Galena Park outside of Houston. According to KPRC-TV, the NBC affiliate in Houston, the child was left unattended in the hot vehicle by her mother while she went to work for the day and was left with only water and the windows partially rolled down. Houston police said the mother’s shift started at 6 a.m. and officers were called to the parking lot at 2:18 p.m. The victim’s mother was detained at the scene, according to KPRC. Harris County Sheriff Ed Gonzalez said Tuesday it is unclear whether access to childcare played a role in the incident. “This obviously wasn’t safe … there’s never an excuse, whether you’re running inside a store or don’t have a sitter in place,“ Gonzalez said. Harris County Sheriff’s Office homicide detectives said this is an active investigation and will await the autopsy results on the child before any charges are filed. “This case appears unique. Most of the time, cases like…