New Delhi [India], July 19 (ANI): The National Investigation Agency (NIA) has arrested a key aide of designated individual Khalistani terrorist Lakhbir Singh Sandhu, alias Landa, in a major terror network case involving the supply of deadly weapons, the agency said on Friday. Identified as Baljeet Singh alias Rana Bhai alias Balli, hailing from Badwani district of Madhya Pradesh, was arrested on Thursday from Punjab and found to be a major weapons supplier to Landa’s agents in Punjab. As per the anti-terror agency, these supplied weapons were used to carry out large-scale terror activities, in…