Their mother, Christy Sheats, 42, was standing nearby with a gun in her hand, the authorities said. The sheriff’s office said that Jason Sheats, Christy Sheats’s husband and the father of two sisters, had witnessed the killings. Madison Sheats was to begin her senior year at Seven Lakes High School in Katy this fall. The sheriff’s office said on Sunday that details about what had prompted the shootings remained murky and that the investigation was continuing. PhotoThe small Texas city of Katy was left shaken after a woman fatally shot her two grown daughters and was then killed by a police officer, according to the authorities.

Source: New York Times June 27, 2016 11:48 UTC