Ghaziabad, Feb. 2 -- A 60-year-old man allegedly stabbed and injured his 52-year-old wife and later died by suicide at a vacant plot in Loni's Prem Nagar locality on Saturday morning, police said, adding that a preliminary probe has revealed that the deceased man harboured suspicions about his wife having an affair with someone, and officers said that could probably be the motive for the murder-suicide.

Senior police officers said the man started growing aggressive about 20 days ago and about three days ago, he picked a fight with his wife. Police said on Saturday morning, the woman had gone to a local shop to fetch milk when he pulled her into a vacant plot midway.

"The plot is about 15-20 metres from their house. There, he stabbed his...