For the work of Melanie Sill, Pat Stith and Joby Warrick on the environmental and health risks of waste disposal systems used in North Carolina's growing hog industry.
For reporting that uncovered fraudulent and unethical fertility practices at a leading research university hospital and prompted key regulatory reforms.
For her courageous reporting from Zaire on the Ebola virus outbreak there. (The winner was entered and nominated in the International Reporting category and was moved by the Pulitzer Prize Board to Explanatory Journalism.)
For his haunting photographs, taken after the Oklahoma City bombing and distributed by the Associated Press, showing a one-year-old victim handed to and then cradled by a local fireman.