Choudhary died on Saturday morning after suffering a cardiac arrest during the Bharat Jodo Yatra.
A severe cold wave gripped the northern region with the maximum temperature plummeting 10 degrees below normal in Delhi.
The Merced County Sheriff said the kidnapper made no ransom demands in what he believes was a financially motivated crime.
After moving the Motion of Confidence, Mann accused the Congress of supporting BJP's "Operation Lotus" alleging that its MLAs ran away from discussion in the House.
Canadian authorities' scant efforts to stop the "so-called referendum" seeking Punjab as a separate country had angered India.
Police said the student's parents have been informed and an investigation is underway.
Protests rocked the university campus in Punjab's Mohali since Saturday night over allegations levelled by students that a hosteller had recorded several objectionable videos of women students.
Singh (80) also merged his newly formed Punjab Lok Congress (PLC) with the Bharatiya Janata Party (BJP).
The woman student who was involved in sharing the videos online has been apprehended. She had made videos of fellow students and sent those to a youth in Shimla who allegedly uploaded them online.
The video of Poonam working at her food stall has now become viral and many are visiting the stall to taste her chaat dishes.