The boy was missing since March 27 from his house in Kapashera. On the intervening night of March 27 and 28, his body was found, police said.
Subsequently, the police zeroed down on his 27-year-old neighbour, who had lured him and then allegedly killed him, police added.
Police was also probing whether the boy was sexually assaulted, they said, adding that the post-mortem report was awaited to establish if the boy was sexually assault before being killed.
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