Middlesex District Attorney Marian Ryan said Wednesday that investigators uncovered what she characterized as “concerning behavior” by Aravind in the period before the deaths, including internet activity and the use of ChatGPT<\/a> to explore theoretical or fictional scenarios involving the killing of his family.<\/p>\n DISPATCH AUDIO RELEASED IN MICHIGAN FAMILY MURDER-SUICIDE AS TROUBLED FAMILY’S SECRETS EMERGE<\/a><\/p>\n Middlesex District Attorney Marian Ryan and Acton Police Chief Douglas Sturniolo have confirmed that Arjun Aravind, 17, of Acton, has been charged with two counts of murder, two counts of assault and battery on a household or family member, two counts of assault and battery, use of a vehicle without authority and theft of a motor vehicle in connection with the deaths of his brother, Siddharth Aravind, 14, and his mother, Sudha Venkatesan, 45. (Acton Police Department)<\/p>\n Ryan said Aravind allegedly used the artificial intelligence chatbot to “make searches including for theoretical ideas or fantasies regarding killing his family.”<\/p>\n The teen is accused of murdering<\/a> his mother, Sudha Venkatesan, 45, and his 14-year-old brother, Siddharth Aravind, who were found dead Tuesday evening inside the family\u2019s Martha Lane home.<\/p>\n Acton is an affluent community about 30 miles northwest of Boston and the family had recently moved to the town in part for its schools and a support system for the children, Aravind\u2019s defense attorney, Debra DeWitt, told CBS News Boston<\/a> following Thursday\u2019s hearing.<\/p>\n Arjun Aravind attends his arraignment at Concord District Court in Concord, Mass., on Thursday, Aug. 13, 2026, for the murders of his mother and younger brother at their home in Acton, Mass. (Lane Turner\/The Boston Globe via AP)<\/p>\n Authorities were called to the home shortly after 6:30 p.m. Tuesday after Aravind\u2019s father requested a well-being check.<\/p>\n The father had been at work and was worried after a tutor who arrived at the house was unable to get inside, according to authorities. After repeated attempts to contact his family went unanswered, he contacted police.<\/p>\n GET BREAKING NEWS ALERTS<\/a><\/p>\n Acton Police said a woman and teenager were found dead inside this home on Martha Lane on Tuesday evening, Aug. 11. (USA TODAY Network via Reuters Connect)<\/p>\n MAN ACCUSED OF KILLING TWO TEENS CLAIMED HE WAS CARJACKED \u2014 HIS OWN DASHCAM FOOTAGE SHOWS OTHERWISE: COPS<\/a><\/p>\n Responding officers entered the home and found Siddharth dead on the first floor. Venkatesan was subsequently found dead in the finished basement, authorities said.<\/p>\n Prosecutors said Thursday that investigators encountered evidence of a violent physical struggle inside the home and that preliminary evidence indicated both victims suffered blunt-force trauma.<\/p>\n The official causes of death remain pending determinations by the medical examiner.<\/p>\n CLICK HERE FOR MORE U.S. NEWS<\/a><\/p>\n Middlesex District Attorney Marian Ryan explains details of a double murder in Acton on Tuesday, Aug. 11, 2026. (USA TODAY Network via Reuters Connect)<\/p>\n Venkatesan was last seen alive at about 7 a.m. Tuesday, when her husband left for work, according to Ryan.<\/p>\n Siddharth went to a recreational facility around 9 a.m. and returned home shortly after noon.<\/p>\n FOLLOW US ON X<\/a><\/p>\n Investigators quickly discovered that Venkatesan\u2019s green Honda Accord was also missing from the residence.<\/p>\n TEEN SUSPECT IN MURDER OF TWO BANK EMPLOYEES IN KENTUCKY LEADS POLICE ON WILD 130 MPH CHASE<\/a><\/p>\n Aravind was located at approximately 3:40 a.m. Wednesday inside his mother\u2019s vehicle in a parking lot in nearby Wayland, Massachusetts, and was taken into custody without incident.<\/p>\n FOLLOW THE FOX TRUE CRIME TEAM ON X<\/a><\/p>\n Acton Police Chief Douglas Sturniolo explains that the police have been in touch with the schools to activate support services. (USA TODAY Network via Reuters Connect)<\/p>\n LISTEN TO THE NEW ‘CRIME & JUSTICE WITH DONNA ROTUNNO’ PODCAST<\/a><\/p>\n Prosecutors said Thursday that investigators recovered several items from the car that they believe corresponded with evidence from the scene, though officials have not publicly identified those items.<\/p>\n SIGN UP TO GET THE LATEST TRUE CRIME NEWS<\/a><\/p>\n Court documents also indicate Aravind\u2019s father had become concerned about his son\u2019s recent behavior and internet use and had begun hiding knives inside the home, CBS News Boston reported.<\/p>\n LIKE WHAT YOU’RE READING? CLICK HERE FOR MORE<\/a><\/p>\n Aravind received medical treatment for injuries to his hand before Thursday\u2019s appearance and was medically cleared to attend court, prosecutors said.<\/p>\n SEND US A TIP<\/a><\/p>\n His attorney requested that he receive a mental health evaluation<\/a>. When the judge asked whether the request concerned Aravind\u2019s competency to stand trial or his potential criminal responsibility, DeWitt said that had not yet been determined.<\/p>\n GOT A TIP?<\/a><\/p>\n Aravind is due back in court Sept. 11 for a probable cause hearing<\/a>.<\/p>\n![\"Arjun](\"https:\/\/www.europesays.com\/ai\/wp-content\/uploads\/2026\/08\/Arjun-Aravind.jpg\")
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<\/p>\n![\"Acton](\"https:\/\/www.europesays.com\/ai\/wp-content\/uploads\/2026\/08\/Acton-Massachusetts-Chief-of-Police.jpg\")
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