WASHINGTON -- President Barack Obama does not plan to accept any of the Afghanistan war options presented by his national security team, pushing instead for revisions to clarify how and when U.S. troops would turn over responsibility to the Afghan government, a senior administration official said Wednesday.

That stance comes in the midst of forceful reservations about a possible troop buildup from the U.S. ambassador in Afghanistan, Karl Eikenberry, according to a second top administration official.

In strongly worded classified cables to Washington, Eikenberry said he had misgivings about sending in new troops while there are still so many questions about the leadership of Afghan President Hamid Karzai.

Obama is still close to announcing his revamped war strategy -- most likely shortly after he returns from a trip to Asia that ends on Nov. 19...