The operator of the crippled Fukushima Daiichi nuclear complex said Tuesday that it has been unable to receive images from cameras on a device that was supposed to retrieve a small amount of melted fuel from one of the reactors destroyed following the massive earthquake and tsunami in March 2011. The glitch disabled two of the four cameras attached to the device, Tokyo Electric Power Company Holdings Inc. said. As the retrieval operation has to be conducted remotely due to high radiation levels inside the containment vessel of the plant’s No. 2 reactor, images captured by the cameras are essen…