19-year-old arrested for stabbing woman's brother after harassment complaint in Delhi

• Delhi Police arrested 19-year-old Shyam Sunder alias Shyamlal for allegedly stabbing a youth in Model Town.
• The incident occurred after the victim’s family confronted Shyam over harassing a woman in the neighbourhood.
• The woman had complained about Shyam's persistent harassment and making lewd gestures.
• Shyam allegedly threatened the woman's husband and brother before attacking the brother with a knife.
• Accused confessed to the crime, stating he attacked for revenge after being confronted; he has no prior criminal record.