4 rifles at the heads and backs of detainees, the file stated. Another Army file said senior Psychological Operations officers had seen U.S. special operations troops commit indiscriminate assaults on civilians in May 2004 in two Afghan villages, but an investigation was closed because villagers could not be interviewed as they lived in what was considered a high-threat area. Other government documents released by the ACLU in recent months have described numerous allegations of detainee abuse in Iraq, Afghanistan and the U.S. naval base at Guantanamo Bay, Cuba, including an FBI document saying Pentagon interrogators at Guantanamo used "torture techniques." --SP 0116 Local Time 2216 GMT