Firefighters in Arizona struggled to gain a foothold against a pair of damaging blazes that devastated Grand Canyon National Park's North Rim, destroying a historic lodge and dozens of other buildings...

U.S. land managers are racing the clock as hotter, drier weather raises the risk of wildfires in the nation’s overgrown forests with each passing year.

"As stewards of some of our country's most beloved national treasures, we are devastated by the loss of the Grand Canyon Lodge," Aramark, the company that operated the lodge, said in a statement.