The grandmother’s cries pierced the night.
“Oh, my grandbabies!” she screamed, dropping to her knees on the same scorched pavement where, two days earlier, a dog walker had discovered a burning SUV in a parking lot on San Antonio’s West Side.
Inside the vehicle, authorities found the bodies of two children. Relatives identified them as Aleeza Elena Vidal, 6, and her 5-year-old brother, Adrian Akeel Vidal. Their mother, Marlene Vidal, 34, of Edinburg, has been charged with two counts of capital murder and one count of arson in the deaths of the siblings…