Railway Minister Ashwini Vaishnaw on Saturday said that, in addition to road, metro rail, and suburban railway services provided by the state government, his ministry will also introduce a train travel option from Kempegowda International Airport to Bengaluru city.However, he noted that a few technical challenges need to be addressed before this can be implemented and the Railway team is working on resolving them.Addressing reporters, he said that people currently have access to Bengaluru airport via Metro Rail, road, and the suburban railway project managed by the Rail Infrastructure Development Company (Karnataka) (K-RIDE).K-RIDE, a joint venture between the Centre and the state, is under construction and aims to enhance urban rail connectivity.“Apart from Metro Rail, road and K-RIDE, we are also creating a railway connectivity option to the airport,” Vaishnaw said.