Alexander and Toxic Bacteria

Historians have long debated the cause of Alexander the Great's death, and theories, from septicemia to heavy drinking, abound. One persistant hypothesis, and one which some of his closest friends posited, is that he was poisoned; but by what and whom? This article from MSNBC discusses a Discovery News report that suggests he was poisoned, and not by any common drug, but by water from the famous RiverStyx...