Out of 170,0000 US troops that have been to Iraq in the past nine years, 6000 are left. In three weeks, they'll be gone too, leaving the world's largest embassy guarded by 16,000 private contractors and a very uncertain legacy. Tomorrow, at Fort Bragg, North Carolina, President Obama will give thanks for the sacrifices that have been made for what he once called "a dumb war." Yesterday, with Prime Minister Nouri al-Maliki at his side, the President spoke about the immediate future. We hear some disturbing assessments of what the future might bring.