A recent study shows that walking in the United States has become increasingly dangerous; in the last ten years, nearly 50,000 pedestrians were killed and 688,000 injured in accidents; the study, conducted by Transportation For America (TFA), a coalition of transportation, environmental, and business groups, found that four of the top five most dangerous areas for pedestrians were located in Florida; 67 percent of pedestrian fatalities occurred on federal-aid roads, which are eligible for federal funding and have federal guidelines and oversight for their design