Three Israeli hostages in Gaza caught in fighting who begged to be saved were shot dead by Israeli troops, a months-old audio has revealed. The incident happened in December, but the audio was aired by Israeli broadcaster Kan on Sunday, with the permission of the father of one of the hostages. The recording was obtained from a GoPro camera attached to a dog from an Israeli canine special forces unit. The dog was sent into a building where the three Israeli hostages were being held, and although it was killed, the camera was recovered days later. In the audio the hostages could be heard crying …