KATHMANDU: An Australian national was arrested from the Tribhuvan International Airport (TIA) in possession of 840 gram hashish on Monday. Puch Robert (Passport number P 8123183) was about to board a Turkish Airlines flight to Greece via Istanbul of Turkey while police nabbed him in the Capital today. Police said the Australian man had hidden the illegal drug wrapped in a carbon paper in his guitar. The Narcotics Control Bureau of Nepal Police is looking into the case.