Eliot Ness is credited with assembling a team of federal agents who took down Al Capone in Chicago in the 1930s. The Plain Dealer/Landov hide caption

itoggle caption The Plain Dealer/Landov

Yuvania Maldonado, a counselor for President Obama's health care law, speaks with Chicago taxi driver Mohammad Chaudri at a city office where taxi drivers go to renew their license. M. Spencer Green/AP hide caption

itoggle caption M. Spencer Green/AP

Many consumers don't check their credit card bills carefully — which makes it easy to miss fraudulent charges. iStockphoto hide caption

itoggle caption iStockphoto

Pictures of Chicago residents who have died by gunfire are posted on the city's South Side. Scott Olson/Getty Images hide caption

itoggle caption Scott Olson/Getty Images