KATHMANDU, May 29: While taking a strong exception to the controversial writeups involving the Nepal Army in two Indian media  outlets -- The Hindustan Times and tfipost.com -- vis-á-vis provocative  remarks by the Indian army chief on border issues, Nepal Army (NA) has said the lengthy writeups 'woven with    lies, innuendo and mischief'  undermine the army as an institution and its constitutional   obligation.