The alleged defacement took place on the same day that Leader of the Opposition Rahul Gandhi and Congress workers staged a sit-in at Parliament Street police station.The Delhi Police registered an FIR against an Indian Youth Congress worker for allegedly writing slogans against Union Home Minister Amit Shah on the walls of the office of the Deputy Commissioner of Police, New Delhi, sources told The Indian Express.The slogans – “Amit Shah Shame” – were allegedly spray-painted in black near the entrance to the DCP New Delhi office, sources said. Police officers later covered the graffiti with white paint.The accused, identified as Karan, 27, was arrested from Jharkhand on Friday. He was later granted bail and served a notice under the Delhi Prevention of Defacement of Property Act. Police booked him under Section 3 of the Act, a senior police official said.The alleged defacement took place on the same day that Leader of the Opposition Rahul Gandhi and Congress workers staged a sit-in at Parliament Street police station. Police sources said they are investigating whether anyone else was involved in writing the slogans along with Karan. Further investigation is underway.Also Read | ‘Pellets near his heart’: Rahul Gandhi’s sit-in outside Delhi police stationOn Friday, Gandhi staged a seven-hour protest demanding the registration of an FIR over pellet injuries suffered by a 19-year-old during a July 20 protest by the Cockroach Janta Party (CJP).Gandhi was accompanied by the injured teenager, Sahil Lochab, who suffered a pellet injury to his right eye, and his mother. He said the registration of the FIR was the first step toward justice.Gandhi had refused to leave until an FIR was registered. Congress workers also held a separate sit-in outside the gate of the DCP New Delhi office and, at times, climbed the gate while raising slogans.Story continues below this adGandhi alleged that the FIR was registered only after “final permission” from Union Home Minister Amit Shah. “You should understand who was stopping the FIR. These policemen wanted to lodge the FIR, but brakes on justice were put from the top,” he had alleged.Delhi Police later registered an FIR against unidentified people under provisions of the Bharatiya Nyaya Sanhita, 2023, related to voluntarily causing hurt using dangerous weapons and rash or negligent acts endangering human life.