The latest news on McKiernan, David
In confirmation hearings, McChrystal said progress is necessary in the next 18 to 24 months.
They say the way Gates let the commander of troops in Afghanistan go was rude.
Defense Secretary Gates brought in a new commander to replace McKiernan in Afghanistan.
Gen. David McKiernan says efforts to improve security depend on more troops arriving quickly.
Commanders on the ground are anxious for more U.S. soldiers, but there are competing demands in Iraq.
The resurgent Taliban is drawing more U.S. forces into the battle.
Gen. David McKiernan says he needs more U.S. troops "as quickly as possible" to take on insurgents.