A 65-year-old man was stabbed to death when he objected to a couple sitting in an objectionable position in a park in Indirapuram near the national capital, police said Friday

Retired Life Insurance Corporation (LIC) employee Shyam Prasad had gone to the Swarna Jayanti Park in Indirapuram after dinner Thursday night with his grandson when he came across the couple, Superintendent of Police Jitendra Kumar Shahi said.