Ret. Gen. Frank McKenzie says it's too soon to be "thinking about an off-ramp" in Iran mission

Iran policy analyst Karim Sadjadpour and former CENTCOM commander and CBS News contributor Ret. Gen. Frank McKenzie join "Face the Nation with Margaret Brennan" to discuss what's next for Iran after the U.S.-Israeli military mission and the death of Supreme Leader Ayatollah Khamenei.