the malliard reaction hypotheses is put forth by ray rodgers and i think it was 2002. and the way this paper with the food chemists -- spent an awfully long time ever since 1978, he had been working on the idea of the shroud trying to work out what might have produced it. and he finally having examined all the evidence came out with this hypotheses that it was the product of decomposition gases from the dead body reacting with deposits on the surface of the cloth which was due to the way the cloth was manufactured. and the type of reaction involved is a malliard reaction which is quite often sort of reaction that makes bread turn brown basically. and it gives a completely natural explanation for this image. >> rose: mope benedict 16th, has now -- pope benedict 16th has now said or somehow articulated and die vunching from his predecessor that he thinks the burial cloth is real. >> correct. >> rose: or not. >> i'm not sure he's been that explicit. i quote in my book an interesting passage from a homily that he gave in which he refers to the cloth as it's a burial cloth

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