WASHINGTON - APRIL 23:  Retired Army Col. Andrew Bacevich, professor of international relations and history at Boston University and from Boston, Massachussetts testifies before the Senate Foreign Relations Committee April 23, 2009 in Washington, DC. A panel of veterans joined together to testify on the topic,  'Soldiers' Stories From The Afghan War' during the hearing. Getty Images logo Getty Images 7 months ago

WASHINGTON - APRIL 23: Retired Army Col. Andrew Bacevich, professor of international relations and history at Boston University and from Boston, Massachussetts testifies before the Senate Foreign Relations Committee April 23, 2009 in Washington, DC. A panel of veterans joined together to testify on the topic, 'Soldiers' Stories From The Afghan War' during the hearing.