Nate Mendel, From Foo Fighters to Lieutenant: ‘This Is What I Wanted to Say’Nate Mendel, From Foo Fighters to Lieutenant: ‘This Is What I Wanted to Say’For 20 years, Nate Mendel's bass has been the tugboat to Foo Fighters' alt-rock supertanker -- an integral, driving force, but it's not the captain's seat.