LUCKNOW, March 31 -- A 30-year-old man was arrested on Monday for allegedly beating his younger brother to death with an iron rod while the victim slept at their home in Lucknow's Banthra area, following an alcohol-fuelled family row, police said.

The killing occurred around 11 pm Sunday in Khandedev village. The accused, Shravan Gautam, was taken into custody the next morning. The victim, Alok, also known as Golu, 24, died instantly from severe head injuries, said Nipun Agarwal, deputy commissioner of police (DCP) (south).

The two daily wage labourers drank alcohol on Sunday night and argued during dinner around 9:30 pm, investigators said. The dispute intensified when Shravan allegedly abused their mother, enraging Alok. During the co...