New Delhi: The vehicles following Leader of Opposition (LoP) in the Lok Sabha Rahul Gandhi’s car collided on the Purvanchal Expressway in Uttar Pradesh’s Sultanpur district on Monday (October 26). Gandhi’s car was not involved in the collision.At least three vehicles in Gandhi’s convoy collided on the Purvanchal Expressway as he was going from Lucknow for his 2018 criminal defamation case, as per reports.A video of the incident shows multiple vehicles colliding on the expressway with an ambulance seemingly crashing into cars from behind. It was not immediately clear whether the ambulance was a part of Gandhi’s convoy.The Uttar Pradesh police have formed a Special Investigation Team (SIT) to investigate the incident, PTI reported. According to an official statement, the team will examine the circumstances surrounding the collision and determine whether negligence or lapses in security, escort arrangements or traffic management played a role.2018 defamation case: Rahul Gandhi acquittedBharatiya Janata Party (BJP) leader Vijay Mishra filed a criminal defamation case against Gandhi over his alleged reference to Amit Shah, the then BJP national president, as an accused in a murder case, at a press conference in Bengaluru ahead of the Karnataka assembly elections in May 2018. Mishra, a former chairman of the Sultanpur District Cooperative Bank, logged the defamation complaint on August 4, 2018. The case was initially heard in a civil court before being transferred to a special MP-MLA court.Also read: Court Acquits Rahul Gandhi in BJP Leader’s Defamation Case Over Calling Amit Shah ‘Murder Accused’Gandhi denied the allegations saying the case was a conspiracy by the ruling party.Additional Chief Judicial Magistrate Shubham Verma said that the remarks made by Gandhi were not defamatory in nature.A short while after the accident, Gandhi was acquitted by the special MP-MLA court in the defamation case. He was present in the court as magistrate Verma delivered the verdict.