Daniel J Wakin New York Times

They were baying for blood in the usually polite precincts of Avery Fisher Hall. The unmistakably jarring sound of an iPhone marimba ring interrupted the soft and spiritual final measures of Mahler's Symphony No. 9 at the New York Philharmonic on Tuesday night. The conductor, Alan Gilbert, did something almost unheard-of in a concert hall: He stopp...

Modern wars need a modern military, light and fast on its feet, and the United States Army has changed accordingly. So has its music. The Army this summer issued an updated field manual for its lyrical forces -- more than 100 bands -- that formalizes a major change in the way they operate. It makes them more nimble and flexible, just as the Army ha...

They were baying for blood in the usually polite precincts of Avery Fisher Hall. The unmistakably jarring sound of an iPhone marimba ring interrupted the soft and spiritual final measures of Mahler's Symphony No. 9 at the New York Philharmonic on Tuesday night. The conductor, Alan Gilbert, did something almost unheard-of in a concert hall: He stopp...

Modern wars need a modern military, light and fast on its feet, and the United States Army has changed accordingly. So has its music. The Army this summer issued an updated field manual for its lyrical forces -- more than 100 bands -- that formalizes a major change in the way they operate. It makes them more nimble and flexible, just as the Army ha...