A 65-year-old retired Armyman from Haryana allegedly killed himself in the capital on Tuesday. He had planned to hand a petition to Defence Minister Manohar Parrikar later in the day on the government's One Rank One Pension or OROP scheme. Subedar Ram Kishen Grewal allegedly had poison on the lawns behind Jawahar Bhawan, a government building in the heart of Delhi that houses the Ministry of External Affairs, on Tuesday afternoon. He was rushed to a hospital nearby but had died.