Istanbul , Turkey ( CNN ) -- A man claiming to have a bomb tried to enter the cockpit of a Turkish Airlines plane about to land in Istanbul , Turkey , but was tackled by passengers and taken into custody , Turkish media reported Wednesday . The man , identified as 40-year-old Cuma Yasar , was wearing a snowmask as he approached the cockpit during the descent of the Boeing 737-800 from Oslo , Norway , into Ataturk International Airport , the state news agency Anadolu said . He threatened to blow up a bomb he said he was holding , and urged the captain to fly back to Oslo , the news agency reported . But passengers Firat Faysal Ali and Dag Gjerstad tackled the man , the agency reported . Airport police took him into custody after the plane landed but found no explosives on him , it said . But they did find an identification card for the handicapped on Yasar , who suffers a mental illness , it added . Airport operations were not disrupted , an operations supervisor at the airport told CNN .
Passenger claiming to have a bomb approached the cockpit , Turkish media report . Comment: Two passengers tackled the man , who suffers a mental illness , the news agency says . Airport operations in Istanbul were not disrupted .