Las Vegas Sun

March 18, 2024

This Sept. 12, 2013, photo released by the National Park Service shows a National Historical Landmark plate overlooking the east end of the Grand Canyon in Arizona where two commercial airplanes crashed on June 30, 1956.

National Park Service / AP

This Sept. 12, 2013, photo released by the National Park Service shows a National Historical Landmark plate overlooking the east end of the Grand Canyon in Arizona where two commercial airplanes crashed on June 30, 1956.