https://newsworldindia.in/pathankot-attack-punjab-police-sp-salwinder-singh-to-undergo-lie-detector-test-news-world-india/
Pathankot Attack: Punjab Police SP Salwinder Singh To Undergo Lie Detector Test | News World India...
Jan 21, 2016 - Senior Punjab Police officer Salwinder Singh, who is being questioned by NIA in connection with Pathankot terror attack probe, will undergo a lie detector test...