Norwegian airport operator Avinor's CEO Dag Falk-Petersen (R) and Minister of Transport and Communications Ketil Solvik-Olsen recieve interview while sitting in the two-seat electric aircraft, Alpha Electro G2, at the airport in Oslo, Norway, June 18, 2018. Norway's first electric aircraft took to the skies on Monday as the Nordic country that is known for electric cars vowed to electrify its aviation as well. (Xinhua/Liang Youchang)