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U.S. regulators announced new guidelines on Wednesday to phase out the use of antibiotics as a growth enhancer in livestock, in an effort to stem a surge in human resistance to these drugs. The Food and Drug Administration said the antibiotics could still be used to treat illnesses in animals raised for meat, but should otherwise be pared back over the next three years under a program to keep them out of the human food supply. It said two of the biggest purveyors of these antibiotics, Eli Lilly & Co and Zoetis Inc, had agreed to narrow their use. Doctors and hospitals have become increasingly worried by new strains of bacteria that cannot be controlled by a wide range of current antibiotics.
WASHINGTON (AP) — NASA said Wednesday it was looking into a problem with a malfunctioning cooling pump on the International Space Station, but there was no immediate danger to the six crewmen on board.