AP - Salmonella food poisoning first linked to uncooked tomatoes has spread to 16 states, federal health officials said Saturday.

AP - Hong Kong health workers slaughtered 2,700 poultry in a market Saturday after chickens were found to be carrying the dangerous H5N1 bird flu virus, officials said.

AP - Cuba has authorized sex-change operations and will offer them free for qualifying citizens, an official said Friday. The move is the latest in a series of changes implemented by President Raul Castro since he succeeded his elder brother, Fidel, in February. Raul Castro's daughter, Mariela, heads Cuba's National Center for Sex Education, which strongly backs the new policy.

AP - Aggressively treating diabetes doesn't prevent heart problems and deaths any better than standard treatment for lowering blood sugar, Australian researchers reported Friday.