A Chinese tourist is under investigation for filming South Korea’s National Intelligence Service (NIS) building by drone. According to MBN‘s report on Sunday, a Chinese tourist was caught in the action for launching the drone from a public parking lot at Heonilleung in Seoul’s Seocho district around 3 PM. As this area is adjacent to the NIS, drone operations require prior authorization. Authorities are investigating whether the individual, reportedly an international shipping company employee, had ulterior motives for filming Heonilleung and the NIS. Suspicion has grown because Heonilleung, de…