Women sweep the street in an impoverished area in Port-au-Prince that was devastated by the Jan. 12 earthquake. The women are being paid $3-$5 a day to do this kind of work by the aid group Oxfam. David Schaper/NPR hide caption

itoggle caption David Schaper/NPR

Former Illinois Gov. Jim Edgar (left) looks on as Senate candidate Mark Kirk campaigns in Springfield, Ill., last July. Seth Perlman/AP hide caption

itoggle caption Seth Perlman/AP

Silver carp jump out of the Illinois River. Michigan has asked the U.S. Supreme Court to close the shipping locks near Chicago to keep the invasive species from invading the Great Lakes. But Illinois and opponents are concerned about cargo and jobs. Nerissa Michaels/AP/Illinois River Biological Station via the Detroit Free Press hide caption

itoggle caption Nerissa Michaels/AP/Illinois River Biological Station via the Detroit Free Press