Kathmandu, 26 May : The Nepali Congress has demanded formation of a parliamentary probe committee to investigate the Chaurjahari incident. Speaking in the House of Representatives today,  Chief Whip Bal Krishna Khand  demanded parliamentary probe of the incident. The party has demanded a probe committee including federal lawmakers representing both Jajarkot and Rukum West. Three dalit youths who had gone to facilitate inter caste marriage on Saturday were thrashed and chased to death  and three more are still missing. People's News Monitoring Service