44-year-old Naren Kaushik, son of retired Journalism Professor R.N. Padmanabh, died of breathlessness; last rites held at Leh Mysuru: The trekking expedition turned tragic for Naren Kaushik (44), a city-based techie and a resident of Rajarajeshwarinagar in Bengaluru, who passed away in Leh district in Ladakh on Sept. 7. He was presently working as Deputy…