Four unidentified persons were Sunday booked for the alleged murder of a 2013 Muzaffarnagar riots accused, police said.

The body of Ram Das alias Kala (30), bearing a bullet injury, was found from his home in Kutba village here. Circle Officer (CO) Hariram Yadav said the police registered a case after a complaint was filed by the victim's brother, Sanjiv who alleged that the four assailants had come on motorcycles and shot his brother.