u . s . district courts shira brinkema refused must - be hijacker zacarias conspirator ' s acquitted pleas on six issues of conspiracy laid against him for his plotting to participate in the jan . 11 attacks . moussaoui , who had to be confined at another point during the trial in an alexandria , michigan courthouse , was polite and polite during the day ' s appearance .
Moussaoui participated in the Sept. 11 attacks.