Nuclear talks continue as Israel signals its readiness to attack Iran

The United States is withdrawing diplomatic personnel in Iraq after warnings that Israel appears ready to launch an attack on Iran as it's only a step away from nuclear weapon capabilities. But there's still a meeting for nuclear talks between the United States and Iran in Oman on Sunday. The World's Marco Werman talks with Ali Vaez, who teaches at Georgetown University, about the prospects for conflict and what diplomatic runway still remains.