Two men were arrested for allegedly kidnapping and killing a seven-year-old boy in Rohini area here, police said yesterday. The child went missing on August 5 and his father had been receiving ransom calls demanding Rs 1 lakh since then, they added.

Subsequently, a trap was laid and the accused were arrested, officials said. The accused, who lived in the boy's neighbourhood, had allegedly strangled the child immediately after kidnapping him but still called the father with a ransom demand, they said.