20 states encourage or mandate procedure
                                
                                
                                    (Newser) -
                                    The latest weapon in the  battle over abortion : Ultrasounds. Backed by anti-abortion groups who believe sonograms can stop women from aborting, 20 states have passed laws that require or encourage abortion providers to conduct the procedure, reports the  New York Times . Ultrasounds are already mandatory in Alabama, Louisiana, and Mississippi,...