For these reasons, the time has come to move forward on missile defense. We need a decision, by NATO’s next summit in November, that missile defense is an Alliance mission, and that we will explore every opportunity to cooperate with Russia.
当然，眼下还存在着诸多实际挑战。我们必须确保此类体系具有互用性，分享情报评估和敏感技术。这种合作是建立互信的有效途径。