>> reporter: neighbors told cnn dikes was a paranoid anti-government loner. >> people are going to be standing up to this [ bleep ], incompetent, self-righteous, bunch of sorry [ bleep ] in government that tell nothing but [ bleep ] lies. >> reporter: law enforcement sources told cnn authorities used a camera to monitor what was going on inside the bunker while fbi hostage rescue teams trained on a model of the structure nearby. agents reportedly saw dikes holding a gun, prompting the rescue operation. dikes, they say, was armed and managed to fire at agents before he was killed. authorities found two explosive devices. the boy named ethan was alive and returned to his family. he celebrated his 6th birthday after his rescue. alina machado, cnn, atlanta. coming up, they are sucking the life out of other fish. they are known as -- gives me the creeps.