WASHINGTON, DC - NOVEMBER 11: Musician Robert Trujillo of Metallica performs onstage during "The Concert For Valor" at The National Mall on November 11, 2014 in Washington, DC. (Photo by Kevin Mazur/Getty Images for HBO)
WASHINGTON, DC - NOVEMBER 11: Musician Robert Trujillo of Metallica performs onstage during "The Concert For Valor" at The National Mall on November 11, 2014 in Washington, DC. (Photo by Kevin Mazur/Getty Images for HBO)