( CNN ) -- Forensic tests on a woman found hanging from a tree in the Indian state of Uttar Pradesh have so far failed to find evidence of rape , a local police chief said . More tests are being done , amid claims from the woman 's family that she was gang-raped and murdered by five men , including her brother-in-law . The alleged attack comes just weeks after the bodies of two cousins , aged 14 and 15 , were founding hanging from a mango tree in the Budaun district of the same state . Of the five suspects arrested , police say three have confessed to the rape , but not murder . Woman found in tree . In the latest case , the 42-year-old woman was found hanging from a tree in the Bahraich district . Her family told police she went missing around 7 p.m. on Tuesday night , and her body was found Wednesday morning , Bahraich district police chief , Happy Guptan , said . `` We are not commenting how it all happened until our investigation is complete , '' Guptan told CNN . Calls for strong political action to change attitudes and stop rape in India have grown louder since December 2012 , when a student was gang-raped and murdered by attackers on a moving bus . The 23-year-old 's horrific injuries made headlines and started a national debate about how many rapes were happening and why . Call to stop 'politicizing rape ' In his first address to parliament as Indian Prime Minister , Narendra Modi addressed the issue on Wednesday , warning lawmakers against `` politicizing rape . '' `` I appeal to our political leaders that we should not carry out psychological analysis of rape ... Is it correct to make a statement always ? Why ca n't we just keep quiet . Respect and security for women should be the topmost priority of the entire people , '' he said . His comments came after observers seized on statements made by Babulal Gaur , the home minister of Madhya Pradesh , that rape was a `` social crime '' -- `` sometimes it 's right , sometimes it 's wrong . '' Other politicians were also accused of trivializing the crime with comments including an observation that rapes `` happen accidentally , '' while another suggested `` boys make mistakes . '' In a veiled reference to those comments last week , United Nations Secretary-General Ban Ki-moon said : `` We say no to the dismissive , destructive attitude of 'boys will be boys ' . Together , we can empower more people to understand that violence against women degrades us all . '' Ban made the comments while launching a video campaign on ending sexual violence through gender equality . READ MORE : Grief , fear , blame in Indian village . READ MORE : Relatives call for attackers to be hanged . CNN 's Harmeet Shah Singh contributed to this report .
42-year - old woman found hanging from tree in India 's Madhya Pradesh . Tests for rape inconclusive , though more being done , local police chief said . Follows the rape and murder of two cousins in same state . India 's new prime minister called on police to stop ` ` politicizing '' rape .