But, if it is, it is a conspiracy involving a lot of prominent scientists:Dr. Helen Caldicott, the prominent anti-nuclear crusader, has written: Much of the DU is in cities such as Baghdad, where half the population of 5 million people are children who played in the burned- out tanks and on the sandy, dusty ground.Children are 10 to 20 times more susceptible to the carcinogenic effects of radiat