From Prince William police: 

Abduction | Assault by Mob – On August 31 at 2:15PM, officers responded to the area of Ashton Ave and Rixlew Ln in Manassas (22109) to investigate a large group fighting in the area. Upon a search of the area, officers located the victim, a 14-year-old male juvenile of Manassas, at his residence a short distance away. The victim reported to police that he was walking in the above area when he was approached by three acquaintances. During the encounter, the victim was punched and kicked by the suspects. The parties eventually separated and the suspects fled the area prior to officers arriving. Minor injuries were reported. Upon further investigation, officers determined that this incident was gang related. On September 2, detectives with the Gang Unit identified one of the suspects involved as a 16-year-old male juvenile of Manassas. A search warrant was subsequently executed at the residence of the 16-year–old where he was taken into custody without incident. On September 5, the remaining two suspects involved were identified as a 14-year-old male juvenile and Hector ARIAS RAMIREZ. As a search warrant was being executed at an address on Manassas Dr, the 14-year-old male juvenile and ARIAS RAMIREZ attempted to run out the back door but were taken into custody a short time later without incident. Following the investigation, all of the accused were arrested. The investigation continues.