US army veterans ride their motorcycles as part of the Veterans Day parade in New York, November 11, 2009. US President Barack Obama pledged Wednesday that American troops fighting in Iraq and Afghanistan would not have their trust betrayed like those who served in Vietnam. Getty Images logo Getty Images 3 months ago

US army veterans ride their motorcycles as part of the Veterans Day parade in New York, November 11, 2009. US President Barack Obama pledged Wednesday that American troops fighting in Iraq and Afghanistan would not have their trust betrayed like those who served in Vietnam.