WASHINGTON (Reuters) - The Bush administration said on Wednesday it will test up to 750,000 wild deer and elk annually for a contagious, brain-wasting disease that may be spreading throughout the country.The deadly ailment, known as chronic wasting disease (CWD), has affected nine Western and Midwestern states. Federal officials said they expect five new outbreaks each year for the next three years.Scientists do not know whether CWD can infect humans who eat meat from diseased animals, but the World Health Organization has advised against eating venison or any part of an animal showing signs of the disease.CWD has been found...