India, July 23 -- LUCKNOW It wasn't an overnight decision by delivery boy Sonu Kashyap, 21, to eliminate coconut vendor, Manoj Kumar, 22. His vengeance had been brewing every day over the last 10 years whenever he saw his mother's mental condition at home. The anger stemmed from an assault on his mother in 2015 by the deceased's family, when the accused was only 11 years old.

"In 2015, Sonu's mother was hit with a 'kada' (bangle) by one of the male members of Manoj's family during a neighbourhood fight in Kalyanpur area of Indira Nagar, where both families lived together on rent. The alleged fight led to critical injuries on the head of Sonu's mother, after which her mental condition started deteriorating and it remains the same till dat...