GUANTANAMO BAY NAVAL BASE, Cuba - A military officer probing new charges of prisoner abuse here will encounter a pervasive atmosphere of hostility and suspicion between the detainees and U.S. troops who consider themselves at war.

Even on a recent, controlled visit, an Associated Press reporter and photographer found that the prison brims with hatred. Former prisoners say the guards kick and punch them for no reason and treat them as subhuman. Guards say the inmates fling excrement at them, along with racial slurs and death threats.

Guantanamo is under renewed scrutiny after a U.S. Marine working for a detainee’s defense team said she heard guards boast about beating detainees and depriving them of personal items without provocation. The guards described the abuse as commonplace, the Marine said in an affidavit, prompting the Pentagon’s Inspector General to order an investigation.

Read more here