Greater Noida, May 7 -- Three men allegedly shot dead their 25-year-old neighbour outside his house in Greater Noida's Sakipur village early Wednesday following a dispute between the two families over burning garbage nearby, police said.

Four people, including the prime suspect's mother, were booked on charges of murder at Surajpur police station, and prime suspect, in his 20s, was arrested following a gunfight on Wednesday morning. On Wednesday night, police also arrested his 38-year-old brother following a brief gunfight in Surajpur, Greater Noida. He sustained a bullet injury to his leg. Police teams have been formed to trace the remaining suspects.

The deceased has been identified as a resident of Greater Noida's Sakipur village, wh...