Visitors at the gift shop in Yosemite Village discuss the name changes and take advantage of items at half price as the concessionaire change from Delaware North to Aramark Monday, Feb. 29, 2916 in Yosemite Valley, Yosemite National Park. McClatchy
Visitors at the gift shop in Yosemite Village discuss the name changes and take advantage of items at half price as the concessionaire change from Delaware North to Aramark Monday, Feb. 29, 2916 in Yosemite Valley, Yosemite National Park. McClatchy

U.S. steps up fight over Yosemite names, asking trademarks be canceled

March 18, 2016 10:26 AM