LUCKNOW, May 6 -- A man was found dead on Monday morning in a field near his home in Kubhara village under Nagaram police limits. The deceased, identified as Mahesh Kori, was discovered about 500 metres from his house with a belt around his neck and head injuries, indicating a violent struggle. According to police, initial investigation suggests the murder was an act of revenge. A youth, seeking to avenge his father's death, allegedly strangled Kori with help from friends and placed the body on his father's grave as an 'offering'. Police reached the scene around 8:20 am and are investigating....