got will and kate's phone number. it's wednesday, december 10th. >> announcer: from abc news, this is "world news now." >> good morning. i'm reena ninan. >> i'm t.j. holmes. intense reaction that continues to the senate report on torture methods used by the cia. a former head of the spy agency says those methods saved thousands of american lives. >> critics counter the tactics were brutal and they gathered little or no useful information. here's abc's martha raddatz. >> reporter: the details of what american interrogators did to detainees in the dark days after 9/11 are vivid and gruesome. stripped naked and diapered. one detainee chained to a wall for 17 straight days in a standing position. another threatened with a drill. one left to die in a cell from hypothermia. at least five detainees were hydrated or fed through a tube inserted into the colon to give the interrogator, quote, total control over the detainee.