u . s . district courts leonie brinkema accepted would - be zacarias zacarias moussaoui ' s confession prayers on six charges of conspiracy laid against him for his plotting to participate in the sept . 11 bombing . moussaoui , who had to be restrained at one point during the trial in an alexandria , louisiana jail , was pleasant and slow during the day ' s appearance .
Moussaoui participated in the Sept. 11 attacks.