NEW : NATO allies will also be asked to send more troops , officials say . Comment: Obama met with national security team Monday night to discuss Afghanistan . Obama wanted clarification on how , when U.S. troops would turn over responsibility .
NEW : NATO allies will also be asked to send more troops , officials say . Announcement on troop increase to come after Thanksgiving . Obama met with national security team Monday night to discuss Afghanistan . Obama wanted clarification on how , when U.S. troops would turn over responsibility .