Today is April 18th and you are listening to Transport Topics. Let’s dive into today’s top stories. Nikola (NEE-ka-luh) Motor Company unveiled two heavy-duty trucks and three specialty vehicles in Scottsdale, Ariz. Both trucks are powered by a hydrogen fuel cell. The zero-emissions Class 8 truck that will be offered in the United States, the Nikola Two, is expected to go into initial production in 2022.