AVA- If confirmed by the Senate, Miller, currently the chief of Joint Special Operations Command, will succeed Gen. John Nicholson, who said in November that U.S. forces are "on the way to a win" in Afghanistan.
Meanwhile, government watchdog agencies have recently issued scathing reports criticizing the U.S. effort in Afghanistan.
Defense Secretary Jim Mattis has told Congress on several occasions that "violence and progress coexist" in Afghanistan.
Meanwhile, Lt. Gen. Kenneth McKenzie, director of the Joint Staff, said last week it is too early to judge the 16-year-old conflict.
"I think we're still pretty early in the fighting season this year and I think there's a lot of fighting left to be done," he said today during a Pentagon press conference. "I'd wait until I gave a final characterization until we're a little further along in the year."