For source reporting and collaboration that enabled AP to break the story about the Trump administration's plan to open national park trails to motorized bikes. Sharp got a tip that the Interior Department was expected to lift a decades-long ban on any vehicles with motors on National Park hiking and biking trails. He began reporting to get reaction even before the rule change was announced. Meanwhile, Knickmeyer got a tip that evening from a non-profit foundation that Interior Secretary David Bernhardt had without any public notice signed an order lifting the ban immediately and classifying e-bikes as non-motor vehicles.