This might be the most interesting exchange from yesterday’s Senate Armed Services Committee hearing with Admiral Mullen (though Mullen’s insistence that additional Afghan forces will not be sufficient to defeat the Taliban or even slow the deterioration of security conditions there has gotten the most play in the press as it seemed to indicate Mullen’s support for additional U.S. forces). While the left has suddenly started to question their support for what they once called the “Good War” in Afghanistan, Mullen explains to Senator Lieberman the danger of being seen — by our allies and enemies in Afghanistan and Pakistan — as not fully committed to the effort: