During his confirmation hearings before the senate armed services committee this week , mr rumsfeld ' s designated successor , robert gates , conceded that america is not winning the war in iraq 本周,拉氏的继任者,罗伯特盖茨,在参议院军事委员会对其任命的听证会上,承认美国的政策不可能赢得伊拉克战争的胜利。