U.S. Sen. Catherine Cortez Masto, D-Nev., takes a hard hat before a tour of Yucca Mountain 90 m …

U.S. Sen. Catherine Cortez Masto, D-Nev., takes a hard hat before a tour of Yucca Mountain 90 miles northwest of Las Vegas, Friday, May 31, 2019. (K.M. Cannon/Las Vegas Review-Journal) @KMCannonPhoto