An unhinged Texas teen is accused of killing his ex-girlfriend’s mother and her two younger siblings in what police described as a targeted “cowardly act of violence.”

Jennifer Rodriguez, 39, was found dead inside her luxury Odessa, Texas, apartment alongside her 13-year-old daughter and 9-year-old son after the unidentified teen unleashed his massacre on Tuesday evening, according to Odessa Police.

Officers responded to reports of a shooting at the Eighty Seventh Apartments — a luxury complex 350 miles west of Dallas — to discover the gruesome scene around 5:45 p.m.

The suspected shooter, who was not identified because of his age, had a previous relationship with Rodriguez’s 15-year-old daughter and had planned to shoot her outside of school before changing his mind and going to the a

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