Members Of Afghan Youth Orchestra Practice Before Leaving For Concert Tour To U.S.

In this Monday, Jan. 7, 2013 photo, Ahmad Farid Shefta of Afghanistan, right, teaches Afghan students how to play the trumpet in a class at the Afghanistan National Institute of Music in Kabul, Afghanistan. Dozens of Afghan teenagers including former street kids or orphans aged 10 to 22, will be playing in the Afghan Youth Orchestra which begins a 12-day U.S. tour on Feb. 3 and includes concerts at Washington’s Kennedy Center – President Barrack Obama has been invited – New York’s Carnegie Hall and the New England Conservatory in Boston.

In this Monday, Jan. 7, 2013, photo an Afghan girl, right, practices playing the piano in a class at the Afghanistan National Institute of Music in Kabul, Afghanistan.

In this Monday, Jan. 7, 2013, photo, Afghan students practice playing the drums in a class at the Afghanistan National Institute of Music in Kabul, Afghanistan.

In this Wednesday, Jan. 9, 2013 photo, an Afghan student plays the French Horn in a class at the Afghanistan National Institute of Music in Kabul, Afghanistan.

In this Wednesday, Jan. 9, 2013 photo, a teacher, Edem Macadam Somer plays the violin during a concert at the Afghanistan National Institute of Music in Kabul, Afghanistan. <AP Photo/Musadeq Sadeq>