Colombian military intelligence used the Red Cross emblem in a rescue operation in which leftist guerrillas were duped into handing over 15 hostages, according to unpublished photographs and video viewed by CNN. What seems to be part of a red cross is seen on a bib worn by a man involved in the rescue in this official image. Photographs of the Colombian military intelligence-led team that spearheaded the rescue, shown to CNN by a confidential military source, show one man wearing a bib with the Red Cross symbol. The military source said the three photos were taken moments before the...