India, Dec. 12 -- Three men from Delhi were arrested for allegedly murdering a 23-year-old man by making him drink beer laced with rat poison and later smashing his face to prevent identification, police said on Thursday. Investigators believe the killing was driven by revenge, after the victim allegedly sexually harassed the sister of one of the assailants.

The three suspects - Ranjeet Gupta, 24, and Sonu Tiwari, 25, both residents of Okhla, and Rajeev Kumar, 22, of Karpuri Thakur Jan Jivan Camp - were arrested from the Palwal-Uttar Pradesh border on Monday night, police said, adding that they were remanded to two days of police custody for interrogation.

The victim, identified as Sumit Mit, was originally from Madhubani in Bihar and h...