At Nikola's recent earnings call, CEO Stephen Girsky discussed the competition with Tesla's battery electric trucks, emphasizing the limitations in certain operational environments. The company's Chief Financial Officer, Tom Okray, highlighted Nikola's dual strategy of offering both battery-electric and fuel cell vehicles to address various use cases. Nikola exceeded Wall Street expectations in its second-quarter earnings and aims to increase deliveries of Fuel Cell Electric Vehicles (FCEVs) in the third quarter. The company's market positioning is further strengthened by its recent expansion into hydrogen refueling, with the opening of the first commercial hydrogen refueling station in Ontario, Canada. Nikola's trucks have also passed vehicle acceptance tests in Canada, indicating a positive market reception. Large fleet operators like J.B. Hunt have shown interest in Nikola trucks, potentially leading to increased sales. The Arizona-based company's sales growth and market acceptance are crucial as it aims to deliver between 300 and 350 vehicles by the end of the year, convincing more fleet operators to adopt its truck models.