Korea's main gateway, Incheon International Airport, is working to do away with passports for boarding... and use eye scanners instead.<br />The system could be ready for international flights as soon as 2020.<br />Incheon International Airport Corporation says it's using an iris-scanning system for employees at its headquarters on a test basis.<br />It also has a system that can verify a passenger's fingerprints without the need to touch anything.<br />An official with the airport said they're working with the relevant authorities, such as the immigration agency, on how to move ahead.<br />Incheon consistently ranks among the best airports in the world, and is looking to keep it that way.<br />Airports in Singapore and Hong Kong... have introduced facial recognition technology for immigration. <br />
