Khalid Rashad , 61 , charged by police investigating death of Syrian iman . Preacher Abdul Hadi Arwani found shot dead in his car in SO15 in April . Leslie Cooper , 36 , has already appeared in court accused of murder .
Khalid Rashad , 61 , charged by police investigating death of Syrian iman . Preacher Abdul Hadi Arwani found shot dead in his car in Wembley in April . Leslie Cooper , 36 , has already appeared in court accused of murder .