BEIJING - The recent arrest of three boys who allegedly killed a middle school student has once again turned public attention on juvenile delinquents, sparking debates and discussions on the plight of left-behind children.

The victim, surnamed Wang, was a seventh-grade student in Feixiang district of Handan, Hebei province. He was killed on March 10, and all suspects were taken into custody the next day, according to an official statement released on March 17 night by the district’s joint working group.